A new study suggests that wind, not water, created the rock layers in Gale Crater, where the Curiosity rover roams. The post Gale Crater on Mars: An Ancient Lake or Just Puddles? appeared first on Sky & Telescope.
Read MoreTag: Solar System
Mars Perseverance Rover Hits a Snag on First Sampling Attempt
Perseverance came up empty on its first attempt to grab and stow a sample of Mars. The post Mars Perseverance Rover Hits a Snag on First Sampling Attempt appeared first on Sky & Telescope.
Read MoreDon’t Worry About Bennu (Yet)
Careful measurements using the OSIRIS-REX spacecraft have refined astronomers’ predictions for how likely it is that this potentially hazardous asteroid will strike Earth. The post Don’t Worry About Bennu (Yet) appeared first on Sky & Telescope.
Read MoreTwo Extremely Red Asteroids Discovered Far from Home
Astronomers have discovered the two reddest objects in the asteroid belt, and their origin story might tell us more about planet formation. The post Two Extremely Red Asteroids Discovered Far from Home appeared first on Sky & Telescope.
Read MoreFine Show Expected from the Perseid Meteor Shower
With no interference from the Moon, this year’s Perseid meteor shower should be excellent. Find a dark location and enjoy every flash. The post Fine Show Expected from the Perseid Meteor Shower appeared first on Sky & Telescope.
Read MoreHow the Comet Interceptor Will Chase Visitors to the Inner Solar System
How will engineers plan the trajectory of Comet Interceptor, a mission designed to fly by an interstellar visitor, when its target is still unknown? The post How the Comet Interceptor Will Chase Visitors to the Inner Solar System appeared first on Sky & Telescope.
Read MoreTwo Space Probes to Pass by Venus Next Week
Two spacecraft are heading for a close Venus encounter: Solar Orbiter passes by on August 9th and BepiColombo on August 10th. The post Two Space Probes to Pass by Venus Next Week appeared first on Sky & Telescope.
Read More“Liquid Water” Below Martian Surface Might Be Clay
Mysterious spots that scientists thought were subsurface lakes beneath the Martian south pole may instead be ancient clay deposits. The post "Liquid Water" Below Martian Surface Might Be Clay appeared first on Sky & Telescope.
Read MoreHow Often Do Chicxulub-level Asteroids Hit Earth?
Asteroids of different sizes crashing on Earth originated from different parts of the main asteroid belt, researchers say; the finding has implications for how often such collisions happen. The post How Often Do Chicxulub-level Asteroids Hit Earth? appeared first on Sky & Telescope.
Read MoreNASA’s Insight Reveals First Look Inside Mars
The Insight mission science team has used about 10 deep marsquakes to take stock of the planet’s anatomy. The post NASA's Insight Reveals First Look Inside Mars appeared first on Sky & Telescope.
Read More