Spacecraft are returning sights and sounds from Venus, Jupiter, and beyond — here’s a sampling. The post Sights and Sounds of the Solar System appeared first on Sky & Telescope.
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NASA’s OSIRIS-REX Leaves Asteroid Bennu, Heads for Home
NASA’s asteroid explorer has begun its long journey home with precious cargo onboard: samples of the asteroid Bennu. The post NASA's OSIRIS-REX Leaves Asteroid Bennu, Heads for Home appeared first on Sky & Telescope.
Read MoreWater-Ice Clouds Could Have Warmed Early Mars
New simulations show that the greenhouse effect of high water-ice clouds could have warmed early Mars, permitting the presence of long-ago lakes. The post Water-Ice Clouds Could Have Warmed Early Mars appeared first on Sky & Telescope.
Read MoreThe Hubble Space Telescope As Cosmic-Ray Detector
Astronomers, using Hubble Space Telescope as a particle detector, have traced cosmic rays flowing in Earth’s geomagnetic field. The post The Hubble Space Telescope As Cosmic-Ray Detector appeared first on Sky & Telescope.
Read MoreIngenuity Mars Heliscopter: First Flight on Mars
NASA’s Ingenuity Mars Helicopter has made its brief hop into the history books of interplanetary aviation. The post Ingenuity Mars Heliscopter: First Flight on Mars appeared first on Sky & Telescope.
Read MoreMake the Most of Comet ATLAS
Bright comets will be scarce this year, but you can see one of the better ones this month as it races from Aquila to Canes Venatici. In other news, a new, bright nova has flared in Sagittarius. The post Make the Most of Comet ATLAS appeared first on Sky & Telescope.
Read MoreBits of Theia Might Be in Earth’s Mantle
A “smoking gun” for the ancient calamity that formed Earth’s large Moon may still exist deep in the mantle of our planet. The post Bits of Theia Might Be in Earth's Mantle appeared first on Sky & Telescope.
Read MoreInterstellar Comet Was Pristine Sample of Planet Formation
New analysis shows that Comet 2I/Borisov, which zipped nearest the Sun in late 2019, was unlike any comet we’ve seen before. The post Interstellar Comet Was Pristine Sample of Planet Formation appeared first on Sky & Telescope.
Read MoreAsteroid Apophis Will Miss Earth in 2068
Radar measurements taken early this month rule out any chance of a collision with Apophis over the next 100 years. The post Asteroid Apophis Will Miss Earth in 2068 appeared first on Sky & Telescope.
Read MoreJupiter’s Great Red Spot Gets Smaller — But Stronger
“Flakes” coming off the Great Red Spot have had some wondering if this epic storm is coming to an end. But observations and computer modeling show it’s only getting stronger. The post Jupiter's Great Red Spot Gets Smaller — But Stronger appeared first on Sky & Telescope.
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