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A total lunar eclipse looks red. Why?
Coming up ... The total lunar eclipse of November 8, 2022. At maximum eclipse, the moon will look red. But why? Earth's atmosphere is the key.
November 5, 2022
Hot Jupiters keep their stars young
A study of multiple hot Jupiters - using NASA’s Chandra X-ray Observatory - confirms that hot Jupiters do cause their stars to appear younger than they are.
November 3, 2022
Is Mars volcanically active?
Is Mars volcanically active? An international team of scientists says data from NASA's InSight lander suggests it is, below its surface.
November 3, 2022
Alien technology might signal extraterrestrial life
Our technology – from cell towers to fluorescent light bulbs – could signal the presence of life. Can we find life in the universe from alien technologies?
November 3, 2022
Did life on Mars cause its own extinction?
Life on Mars may have initially thrived early on, but then ultimately caused its own extinction, a new study from researchers in the U.S. and France says.
November 1, 2022
New sun-hugging asteroids: ‘Biggest in 8 years’
Using a special camera, astronomers have found several new sun-hugging asteroids, including the biggest potentially hazardous asteroid in 8 years.
October 31, 2022
Launches: SpaceX Starlink launches for October
SpaceX's most recent Starlink launch took flight from California at 01:14 UTC on October 28, 2022. Watch a recorded livestream and learn more here.
October 27, 2022
Crash landing on Mars … on purpose
NASA has successfully tested a new Mars lander concept called SHIELD, which is specifically designed for intentionally crash landing on Mars.
October 26, 2022
Was Mars a blue water world before Earth?
Researchers say that early Mars likely had a thick hydrogen atmosphere that allowed water to exist for millions of years, even before Earth had oceans.
October 26, 2022
Secrets of Saturn’s rings revealed by the sun
A new study uses solar occultation data from NASA's Cassini mission to better understand the composition, formation and other secrets of Saturn's rings.
October 25, 2022
