Astronomy

Solar system’s gas giants, such as Jupiter, Saturn, and massive exoplanets, were formed via the gas accretion onto the solid cores, each with a mass of roughly 10 Earth masses. However, rapid migration due to disk-planet interaction…

Some asteroids can 'sneak up' on us thanks to a quirk of the Earth's rotation that makes them seem like they are barely moving — making them hard to detect.This is the warning of NASA-funded experts who investigated how telescopes nearly…

An asteroid wider than the tallest building in the world is headed…

An artist’s impression of a red supergiant star in the final year of its life emitting a tumultuous cloud of gas. This suggests at least some of these stars undergo significant internal changes before going supernova. Credit: W.M. Keck…

Absolutely stunning eruption of Hunga Ha'apai on 14 Jan 2022. Photo by Taaniela Kula at Matangi Tonga online. #HungaTonga #volcano https://t.co/lBnjeN2AXu pic.twitter.com/3MBrWX4ZkT — John Garver (@Geo_Garver) January 15, 2022 Tonga…

Don’t look now — but we are currently experiencing a rash of stories about a forthcoming global catastrophe. But in a change from reports of pandemics and climate change, this global catastrophe is produced by the impact of a giant…

If the efforts of the 10,000-plus people who developed and assembled the James Webb Space Telescope are any indication, the age of the independent scientist are well and truly over. Newton, Galileo, Keppler, and Copernicus all…

DA: Can you tell us about your experience recovering the sample collector?  Brownlee: It was the middle of the night in a very isolated Utah location . The entry of the capsule was a wonder. It was glowing red fireball with a luminous…

NASA’s Mars 2020 mission team has been working methodically and thoroughly, making good progress on understanding the best path forward to remove the uninvited pebbles from Perseverance’s bit carousel. Over the previous weekend, and…

The Dark Energy Spectroscopic Instrument (DESI), currently pointed at the skies from its home in the Nicholas U. Mayall Telescope at the Kitt Peak National Observatory in Arizona, is tasked with charting the expansion of space,…