Metal asteroid Psyche was estimated to be worth $10,000 quadrillion. But a new study suggests it’s less metallic and more porous than thought. Scientists are calling it a “rubble pile.”
The post Asteroid Psyche: $10,000 quadrillion or rubble pile? first appeared on EarthSky.
A new computer model suggests Earth’s lopsided core growth. That is, the inner core grows faster on one side than the other. Faster cooling on one side of the core helps explain why.
The post Earthâs lopsided core? Strangeness in our planetâs interior first appeared on EarthSky.
These next several evenings – June 11, 12 and 13, 2021 – watch for the young moon to return to the evening sky. As viewed from North America, the slender crescent pairs up with Venus on June 11 and Mars on June 13. Enjoy!
NASA’s Juno spacecraft has sent back the first new closeup images of Jupiter’s largest moon Ganymede in over 20 years. They show the moon’s craters, light and dark patches and tectonic faults in beautiful detail. See them here!
China is getting ready to launch 3 astronauts to the Tiangong space station as part of a mission called Shenzhou 12. Thereâs been no mention of an official launch date, but it was initially rumored for June 10, 2021, and now appears to be slated for June 17.
The post China to launch Shenzhou 12 mission to its space station first appeared on EarthSky.
For decades, the exploration of our solar system left one neighboring planet largely unexplored. These missions to Venus mean things are about to change.
The post NASA announced 2 missions to Venus by 2030. Why thatâs exciting first appeared on EarthSky.
NASA Administrator Bill Nelson wants the space agency to start taking a closer look at UFO reports like the ones coming from Navy pilots in recent years. He has directed NASA scientists to move forward with new ways of discussing the decades-old phenomenon.
NASA’s Curiosity rover has found hints of organic salts on Mars. If confirmed, they could provide important clues about previous habitability and the potential for ancient microbial life.