Saturn may have destroyed one of its moons to make its rings By Keith Cooper published 15 September 22 Saturn's rings might have formed 100 million years ago when one of its icy moons was ripped apart by the planet's gravity.
Astronomers may be getting Webb Space Telescope exoplanet measurements wrong By Tereza Pultarova published 15 September 22 Astronomers may be interpreting James Webb Space Telescope's measurements of exoplanet atmospheres wrong, a new study suggests.
Brilliant green meteor lights up the skies over United Kingdom (video) By Elizabeth Howell published 15 September 22 A fireball broke up between northern Ireland and Scotland on Wednesday (Sept. 14) at 9:57 p.m. local time, glittering green in the view of populations around the United Kingdom.
Watch NASA's Mars Perseverance rover scientists discuss its first 18 months on Red Planet today By Elizabeth Howell published 15 September 22 NASA plans a briefing Thursday (Sept. 15) to discuss the Perseverance Mars rover's findings so far. You can watch the briefing live at 11:30 a.m. EDT (1330 GMT).
Wow! Shiny SpaceX Starlink satellites soar with glowing aurora in stunning video By Elizabeth Howell published 15 September 22 A trail of SpaceX Starlink satellites are visible in front of a haunting green aurora, as witnessed by AuroraWatchers.com in a video shot near Fairbanks on Sept. 2.
Farewell, Dr. Z! NASA science chief to step down after 6 years on the job By Elizabeth Howell published 15 September 22 Thomas Zurbuchen guided the agency's Science Mission Directorate through an eventful and successful stretch that saw the launch of the James Webb Space Telescope, among other projects.
Solar Orbiter reveals best glimpse yet of Venus' magnetic field By Tereza Pultarova published 15 September 22 The European sun-observing Solar Orbiter spacecraft doubles up as a Venus explorer, providing the most detailed measurements of the scorched planet's magnetic field to date.
Sun halo on Mars! This Martian sky sight spotted by Perseverance rover was once thought to be impossible By Meghan Bartels published 15 September 22 NASA's Perseverance rover has spotted a phenomenon scientists had lost hope of ever seeing on Mars.
What is the gravitational constant? By Keith Cooper published 14 September 22 Reference What is the gravitational constant, how do scientists measure it, and is it really constant or can it change across time and space?
Dazzling imagery of supernova remnant holds clues about star's death (video) By Samantha Mathewson published 14 September 22 Using data from NASA's Chandra X-ray Observatory, Hubble Space Telescope and recently retired Spitzer Space telescope, astronomers traced the timeline of a supernova explosion called SNR 0519.
Einstein's theory of general relativity just passed its most rigorous test yet By Robert Lea published 14 September 22 Scientists have demonstrated that Einstein's theory of general relativity is correct to a remarkable degree of accuracy, despite having been around for more than a century.
Satellite images show ravages of Western wildfires By Tereza Pultarova published 14 September 22 Massive clouds of wildfire smoke shroud vast areas of Oregon and Washington as vicious blazes destroy hundreds of square miles of forest.
Supernova alert! Astronomers just found a way to predict explosive star deaths By Paul Sutter published 14 September 22 If you see a giant red star surrounded by a thick shroud of material, watch out — the star will likely explode within a few years.
Hubble Space Telescope captures two 'overlapping' spiral galaxies in new photo By Samantha Mathewson published 14 September 22 A new photo from the Hubble Space Telescope captures two distant "overlapping" spiral galaxies.
NASA satellites help dogs hunt for otter and mink poop By Elizabeth Howell published 14 September 22 The NASA-funded study hopes to extend the hunt for pollutants into space, to help dogs and their science partners hunt for smelly scat.
What would you name a Uranus probe? The internet's answers are about what you'd think By Elizabeth Howell published 13 September 22 Thriller films, Antarctic explorers and female science pioneers featured in an informal naming contest seeking a moniker for a proposed Uranus spacecraft mission.
China's next moon missions get the green light By Andrew Jones published 13 September 22 China's government has officially approved three robotic moon missions that will lay groundwork for a permanent lunar base.
Star blasted stellar nursery in 'Orion's sword' seen in detail By Robert Lea published 13 September 22 Using the Keck Observatory astronomers have imaged the Orion nebula, an intense star-forming region close to Earth, in unprecedented detail.
Outer space is not the 'Wild West': There are clear rules for peace and war By Kuan-Wei Chen, Bayar Goswami, Ram S. Jakhu, Steven Freeland published 13 September 22 Our increasing reliance on space infrastructure makes modern economies increasingly vulnerable to the impacts of accidents and unlawful or irresponsible acts in space.
James Webb Space Telescope spots baby stars cocooned in the Orion Nebula By Tereza Pultarova published 13 September 22 Newborn stars still wrapped in cocoons of dust and gas are revealed in a new image of the famous Orion Nebula captured by the James Webb Space Telescope.
