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First images from new observatory bring night sky to life ‘like never before'

First images from new observatory bring night sky to life ‘like never before'

Yahoo4 hours ago

The first dazzling images have been released from the National Science Foundation and Department of Energy's Vera C. Rubin Observatory, capturing the night sky 'like never before.'
The snapshots reveal the stunning result of more than 10 hours of test observations, snapping the mysterious wonder of the cosmos. They include millions of stars and galaxies and thousands of asteroids in hues of ruby, sapphire, and gold inlaid against the inky blackness of our known universe. Several thousand light-years away from Earth, the Trifid and Lagoon nebulas – vast clouds of gas and dust – exist. We see them here in flamingo pink.
The newly released pictures preview the observatory's upcoming 10-year scientific mission to help humans better understand our place on the pale blue dot known as Earth.
'NSF–DOE Rubin Observatory will capture more information about our Universe than all optical telescopes throughout history combined,' Brian Stone, who is performing the duties of the National Science Foundation director, said in a statement. 'Through this remarkable scientific facility, we will explore many cosmic mysteries, including the dark matter and dark energy that permeate the Universe.'
'We're entering a golden age of American science,' Harriet Kung, acting director of Department of Energy's Office of Science, said. 'NSF–DOE Rubin Observatory reflects what's possible when the federal government backs world-class engineers and scientists with the tools to lead.'
The observatory, named in honor of the trailblazing U.S. astronomer who established the presence of dark matter in galaxies, rests on the summit of Chile's Cerro Pachón mountain. The culmination of more than two decades of work, it holds an 8.4-meter telescope with the largest digital camera ever built. The camera is the size of a small car and weighs nearly 6,200 pounds. Known as the LSST Camera, each image it takes covers an area on the sky as big as 45 full Moons.
Its primary mission will begin later this year. Known as the Legacy Survey of Space and Time, the telescope will skim the sky every night for approximately 10 years, taking an ultra-high-definition time-lapse of the universe and helping to make what scientists promise will be billions of scientific discoveries: some we cannot even think of yet.
The observatory's work seeks to answer numerous queries related to dark energy and Rubin's work surrounding dark matter: an unseen substance that drives normal matter, including gas and dust. Although dark matter and dark energy comprise 95 percent of the universe, their properties remain unknown. Astronomers didn't even know it existed until the 20th century. NASA scientists are also planning to use their new Nancy Grace Roman Space Telescope to try to better define it come 2027. Although, the agency's proposed budget would slash its science funding.
But, in terms of what we can see, the observatory will gather more data in its first year alone than that collected by all optical observatories combined. It will be the most efficient and effective solar system discovery machine ever built, according to its operators. Taking images that cover the Southern sky every three-to-four nights, it will find unseen asteroids, bolstering our planetary defense capabilities.
Ultimately, what the observatory will provide is progress. Scientists will be able to conduct their own investigations into Rubin's data remotely.
'This treasure trove of data will help scientists make countless discoveries about the universe and will serve as an incomparable resource for scientific exploration for decades to come,' the groups asserted.

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SpaceX-Axiom rocket launch in Florida: Where to watch from Daytona, New Smyrna Beach, Oak Hill
SpaceX-Axiom rocket launch in Florida: Where to watch from Daytona, New Smyrna Beach, Oak Hill

Yahoo

timean hour ago

  • Yahoo

SpaceX-Axiom rocket launch in Florida: Where to watch from Daytona, New Smyrna Beach, Oak Hill

A SpaceX rocket carrying astronauts could blast off from Florida's Space Coast this week. Can liftoff be seen from Volusia County? If the conditions are right, yes! Axiom's fourth private astronaut mission to the International Space Station was originally aiming to launch in late May, but has been delayed several times. Its latest delay on June 13 was due to leaks on the ISS. As of Monday, June 23, a new launch time has been set for Wednesday, June 25. When it does launch, a SpaceX Dragon capsule with four astronauts in it will be carried by a Falcon 9 rocket from NASA's Kennedy Space Center. Though rockets launch in Florida from NASA's Kennedy Space Center near Merritt Island, Florida, or Cape Canaveral Space Force Station, people in Volusia County can sometimes see this phenomenon. Weather permitting and depending on cloud cover, a rocket launch from Florida's Space Coast could be visible as far north as Jacksonville Beach and Daytona Beach to as far south as Vero Beach and West Palm Beach. When there's a launch window in the middle of the night or very early morning, there's an opportunity for unique photos — the rocket lights up the dark sky and the contrail after makes for a great photo. Below is more information on rocket launches in Florida and suggestions on where to watch them from the Fun Coast. Why is the ISS leaking? What to know after SpaceX Axiom's Florida launch delay For questions or comments, email FLORIDA TODAY Space Reporter Rick Neale at rneale@ or Space Reporter Brooke Edwards at bedwards@ For more space news from the USA TODAY Network, visit Mission: Axiom Space's fourth private astronaut mission to the International Space Station will launch aboard a SpaceX Falcon 9 rocket and Dragon spacecraft from NASA's Kennedy Space Center. Launch: 2:31 a.m. ET Wednesday, June 25, 2025 Launch location: Launch Pad 39A from Kennedy Space Center in Florida Sonic booms in neighboring Space Coast: Yes Trajectory: Northeast Live coverage starts two hours before liftoff at : You can watch live rocket launch coverage from USA TODAY Network's Space Team, which consists of FLORIDA TODAY space reporters Rick Neale and Brooke Edwards and visuals journalists Craig Bailey, Malcolm Denemark and Tim Shortt. Our Space Team will provide up-to-the-minute updates in a mobile-friendly live blog, complete with a countdown clock, at starting two hours before liftoff. You can download the free FLORIDA TODAY app, which is available in the App Store or Google Play, or type into your browser. In Volusia County, immediately north of Brevard County — home to Kennedy Space Center and Cape Canaveral Space Force Station — you can get a great view of a SpaceX, NASA or United Launch Alliance rocket launch. The best views to watch a rocket launch from here is along the beach. Look due south. Recommended spots: • South New Smyrna Beach (Canaveral National Seashore) • Mary McLeod Bethune Beach Park, 6656 S. Atlantic Ave., New Smyrna Beach. Bethune Beach is 3.5 miles south of New Smyrna Beach and one mile north of the Apollo Beach entrance to Canaveral National Seashore Park. • Apollo Beach at Canaveral National Seashore (south of New Smyrna Beach). Canaveral National Seashore runs along Florida's East Coast in Volusia County and Brevard County. To access Apollo Beach, take Interstate 95 to exit 249, then travel east until it turns into State Road A1A. Follow SR A1A south to the park entrance. • Oak Hill riverfront is the southernmost city in South Volusia County. • Sunrise Park, 275 River Road, Oak Hill • Goodrich's Seafood and Oyster House back deck, 253 River Road, Oak Hill • Seminole Rest national historic site, 211 River Road, Oak Hill • Riverbreeze Park, 250 H.H. Burch Road, Oak Hill • Mary Dewees Park, 178 N. Gaines St., Oak Hill • Nancy Cummings Park, 232 Cummings St., Oak Hill • Jimmie Vann Sunrise Park, 275 River Road, Oak Hill • A.C. Delbert Dewees Municipal Pier, 243 River Road, Oak Hill • Bird Observation Pier on River Road across from A.C. Delbert Municipal Pier (see above) • Rose Bay in Port Orange, Florida • beaches along New Smyrna Beach, Florida • New Smyrna Beach Inlet, New Smyrna Beach lifeguard station • Halifax Harbor Marina in Daytona Beach, Florida • Ormond-by-the-Sea in Ormond Beach, Florida • George R. Kennedy Memorial Park in Edgewater, Florida This article originally appeared on The Daytona Beach News-Journal: SpaceX rocket launch at NASA Kennedy Space Center: Top places to watch

Can Cardiology's Oldest Drug Make a Comeback?
Can Cardiology's Oldest Drug Make a Comeback?

Medscape

timean hour ago

  • Medscape

Can Cardiology's Oldest Drug Make a Comeback?

Cardiac glycosides derived from the foxglove plant have been used in cardiology for two centuries, but digoxin and digitoxin have gradually fallen out of favor and are now considered controversial in heart failure treatment. The early rationale for the use of glycosides in heart failure stemmed from the 1997 DIG trial comparing digoxin to placebo — both in combination with standard therapy — in 6800 patients with heart failure. People with reduced left ventricular ejection fraction (HFrEF) who used the drug were less likely to require hospitalization, but the primary endpoint of all-cause mortality did not differ between the two groups. 'Digoxin/digitoxin received a class 1 recommendation in earlier heart failure guidelines, but this has since been downgraded to a weaker class 2b,' in light of therapeutic advances, Gregg Fonarow, MD, told Medscape Medical News . Can New Study Findings Resurrect an Old Drug? Heart failure medications have evolved substantially in the quarter-century since the DIG trial, said Fonarow, who directs the Ahmanson-UCLA Cardiomyopathy Center and is the co-director of UCLA's Preventative Cardiology Program. Two new trials are reexamining digitoxin and digoxin to see if they offer any benefit over and above the 'fantastic 4' of heart failure pharmacotherapy: Angiotensin receptor-neprilysin inhibitors (ARNI), beta-blockers, mineralocorticoid receptor antagonists (MRAs), and SGLT2 inhibitors. At this year's Heart Failure Association of the European Society of Cardiology (HFA-ESC) 2025 in Belgrade, Serbia, investigators reported early data from the DIGIT-HF trial, which is comparing digitoxin or placebo in combination with guideline-directed therapy in 1212 patients with symptomatic HFrEF. 'We started DIGIT-HF to demonstrate whether digitoxin at low serum concentrations improves outcomes on top of a modern guideline-directed medical therapy and to show that the use of digitoxin is safe,' lead investigator Udo Bavendiek, MD, told Medscape Medical News . 'The latter is of particular importance because cardiac glycosides are needed for effective frequency control in patients with atrial fibrillation and HFrEF when beta-blocker treatment alone is not enough for effective rate control.' Results should arrive later this year, but Bavendiek, of Hannover Medical School in Hannover, Germany, said the study population is more complex relative to the subjects in pivotal trials of other contemporary therapies for heart failure. DIGIT-HF patients had a 'pronounced HF symptomatic burden,' Bavendiek and his co-authors wrote in the European Journal of Heart Failure , but also were receiving 'superior implementation of contemporary HF treatment,' including guideline-directed medications: 40% were receiving ARNI, 70% MRA, 64% had a cardioverter-defibrillator, and 25% had received cardiac resynchronization therapy. If digitoxin shows a benefit in this severely ill population already on optimized therapy, this finding would be of great interest, Bavendiek told Medscape Medical News . So far, use of digitoxin appears safe in this population, with no new safety signals observed. The investigators opted for digitoxin because its hepatic excretion is preferred in patients with impaired kidney function, as opposed to digoxin, which is excreted via the kidneys. Another ongoing trial with the potential to inform the use of glycosides is the DECISION study of more than 1000 patients with symptomatic heart failure and a left ventricular ejection fraction below 50%. Unlike DIGIT-HF, the DECISION trial uses low-dose digoxin, said lead investigator Dirk Jan van Veldhuisen, MD, of University Medical Center Groningen in Groningen, the Netherlands. This decision was based on sub-analyses of the DIG trial suggesting serum concentrations of digoxin > 1.2 ng/mL were associated with increased mortality, while more favorable outcomes were seen with lower concentrations. In DECISION, the target serum concentration is 0.5-0.9 ng/mL The DECISION investigators also enrolled more women to develop a better understanding of the use of digoxin in this population. Cautionary Tales The most recent American Heart Association guidelines on the treatment of heart failure state glycoside agents can be considered for patients with HFrEF who remain symptomatic despite guideline-directed medical therapy or who cannot tolerate such treatment, with the aim of reducing hospitalizations for heart failure, said Fonarow, who serves as a spokesman for the society. Outcomes in patients with atrial fibrillation might be of particular interest, Fonarow said. 'DIGIT-HF trial randomization was stratified by the presence or absence of atrial fibrillation. As such, this trial will provide important information on the role of this therapy in patients with HFrEF and atrial fibrillation,' he said. However, many patients in DIGIT-HF were not receiving all of the 'fantastic four' therapies at baseline, he added. 'For these reasons, the DIGIT-HF trial may not be definitive enough to influence guideline recommendations without confirmation from additional clinical trials.' Fonarow reported consulting for Abbott, Amgen, AstraZeneca, Bayer, Boehringer Ingelheim, Cytokinetics, Eli Lilly and Company, Johnson & Johnson, Medtronic, Merck, Novartis, and Pfizer. Bavendiek reported receiving travel support and honoraria from Alnylam Pharmaceuticals, Amgen, AstraZeneca, Bayer, Eli Lilly and Company, Novartis, Pfizer, and Vital, and institutional research support from Alnylam Pharmaceuticals.

There's a 40% chance Planet Nine exists, new study claims
There's a 40% chance Planet Nine exists, new study claims

Yahoo

time2 hours ago

  • Yahoo

There's a 40% chance Planet Nine exists, new study claims

If you purchase an independently reviewed product or service through a link on our website, BGR may receive an affiliate commission. There has been a lot of back and forth about the existence of a mysterious ninth planet, often referred to as 'Planet Nine' or even 'Planet X.' Now, though, researchers say there is likely at least a 40% chance that Planet Nine actually exists. The new research is published in the journal Nature Astronomy, and it posits that due to the way planets form, it is entirely possible that a ninth planet might exist somewhere beyond the reaches we've explored within our solar system. Today's Top Deals Best deals: Tech, laptops, TVs, and more sales Best Ring Video Doorbell deals Memorial Day security camera deals: Reolink's unbeatable sale has prices from $29.98 We have been debating about the existence of Planet Nine since Pluto was demoted. Researchers have debunked the theory multiple times, but we keep looking for evidence. Most recently, researchers said they may have found evidence of a mysterious ninth planet. But the exact proof we've been looking for has still eluded astronomers. Now, new research furthers the possibility that Planet Nine is real by looking at how the planets within our solar system formed billions of years ago. According to the researchers, it is entirely possible that any planets that formed beyond our known eight could have been ejected outward into the solar system, far beyond the orbit of Neptune. In fact, there are several objects out there with even more elongated orbits than Neptune and our outer planets. This is why the existence of Planet Nine has always been such a hot topic among astronomers. But this new study goes beyond just saying it could exist, and actually says that based on the data, there is a 40% chance that it exists, if all the right circumstances were met. Those aren't exactly the highest of odds, of course. But it's a nice change of pace for those that have been fighting to prove the existence of Planet Nine for years. The hope now is that future space telescopes will be able to dive deeper into the depths of our solar system and potentially prove the existence of this ninth planet (and maybe even more) once and for all. More Top Deals Amazon gift card deals, offers & coupons 2025: Get $2,000+ free See the

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