New odd radio circle discovered with MeerKAT telescope (Image Credit: Phys.org) Composite image of ORC J0219-0505 consisting of the MeerKAT Stokes I image (green) superimposed on an RGB optical image from the Legacy Survey Interactive Sky Viewer. Credit: arXiv (2024). DOI: 10.48550/arxiv.2411.17311 Using the MeerKAT telescope, astronomers have discovered a new odd […]
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MeerKAT validates the gravitational wave background of the universe in an unprecedentedly short time.
MeerKAT confirms the gravitational wave background of the universe in record time (Image Credit: Phys.org) MeerKAT results showing pulsar correlations across the sky. Credit: Miles, et al The universe is a turbulent place. Stars are exploding, neutron stars collide, and supermassive black holes are merging. All of these things and many more […]
Is it possible to use an asteroid to protect astronauts on their journey to Mars?
Could we use an asteroid to shield astronauts on their way to Mars? (Image Credit: Phys.org) Illustration of the asteroid Bennu. Credit: NASA Jet Propulsion Laboratory Radiation is a primary concern for long-duration human spaceflight, such as the planned trips to Mars, which are the stated goal of organizations such as NASA […]
Some minerals observed on Mars today might have developed in liquid CO₂ rather than in water.
Some minerals seen on Mars today may have formed in liquid CO₂ instead of water (Image Credit: Phys.org) At left: Steel is seen to corrode into siderite (FeCO3) when immersed in subcritical liquid carbon dioxide (LCO2). At right: Samples of albite (a plagioclase feldspar) and a sandstone core are observed to form […]
India launches European Proba-3 satellites to create artificial eclipses in space (video)
India launches European Proba-3 satellites to create artificial eclipses in space (video) (Image Credit: Space.com) A European mission that will use two satellites to create artificial eclipses in Earth orbit launched early Thursday morning (Dec. 5) after a 24-hour delay. The European Space Agency‘s (ESA) Proba-3 formation-flying mission lifted off atop an […]
SpaceX finishes its first Starlink direct-to-cell constellation with a launch from California (video).
SpaceX completes 1st Starlink direct-to-cell constellation with launch from California (video) (Image Credit: Space.com) SpaceX notched a big milestone with a launch of its Starlink internet satellites on Wednesday night (Dec. 4). A Falcon 9 rocket launched 20 Starlink spacecraft from California’s Vandenberg Space Force Base on Wednesday at 10:05 p.m. EST […]
“It’s akin to capturing a photo of lightning”: How astronomers swiftly pursued the tiniest asteroid ever observed.
‘It’s like taking a picture of lightning’: How astronomers raced to track the smallest asteroid ever seen (Image Credit: Space.com) Astronomer Teddy Kareta had spent countless nights over the years observing various objects across our solar system using Arizona’s Lowell Discovery Telescope, or LDT. On Nov. 19, 2022, he set his alarm […]
Check out the view of SpaceX’s sixth Starship megarocket launch from the ISS (video).
Here’s how SpaceX’s 6th Starship megarocket launch looked from the ISS (video) (Image Credit: Space.com) The biggest rocket ever built cuts quite a figure when it flies, even as seen from space. That rocket, SpaceX’s 400-foot-tall (122 meters) Starship, launched for the sixth time ever on Nov. 19, lifting off from the […]
The Webb telescope reveals the mysteries of a renowned cosmic city.
Webb telescope exposes secrets of a famous cosmic metropolis (Image Credit: Mashable) Galaxies may not need to crash and smash into each other as much as previously thought to spawn new galaxies, according to two new scientific studies. Astronomers used the James Webb Space Telescope, the leading infrared observatory in space, to […]
SpaceX successfully launches its first Starlink direct-to-cell constellation from California.
SpaceX completes 1st Starlink direct-to-cell constellation with launch from California (Image Credit: Space.com) SpaceX notched a big milestone with a launch of its Starlink internet satellites on Wednesday night (Dec. 4). A Falcon 9 rocket launched 20 Starlink spacecraft from California’s Vandenberg Space Force Base on Wednesday at 10:05 p.m. EST (7:05 […]