Mit der Analyse der Sedimente, die durch den Einschlag durcheinandergeworfen wurden, konnten Forschende zeigen, dass zwei Einschlagkrater zwischen Schwäbischer und Fränkischer Alb nicht durch den gleichzeitigen Einschlag von zwei aneinander gekoppelten Himmelskörpern, sondern durch die Einschläge von zwei verschiedenen Meteroiten entstanden.
asteroids
Saving the Planet with Radar Astronomy
Once the largest telescope in the world, Arecibo kept watch for dangerous asteroids using radar. With it gone, the world is preparing the next generation of radar observatories.
The Past, Present, and Future of Extraterrestrial Sample Return
Retrieving samples from distant solar system bodies has revolutionized our understanding of the cosmos and our place in it.
A Splashy Meteorite Was Forged in Multiple Collisions
The Winchcombe meteorite was recovered, largely from a driveway, just hours after it fell to Earth, preserving evidence that its early relatives could have filled Earth’s oceans.
Giant Impacts Might Have Triggered Snowball Earth Events
Running into the right space rock at the right time may have been enough to tip Earth into a runaway cold spell.
Preparing to Meet a Metal-Rich Asteroid
The recently launched ‘Psyche’ mission will explore the eponymous asteroid and determine whether it is a fragment of a planetary core or a primordial, metal-rich body.
Getting Psyched Up for an Asteroid Mission
The first mission to a metallic asteroid, scheduled for launch on 5 October, could provide clues to the formation of Earth and the solar system’s other inner planets.
There and Back Again: Asteroid Samples Return to Earth
OSIRIS-REx will help reveal Bennu’s detailed carbon chemistry and history of space weathering and unlock a key piece of the solar system’s early history.
Tiny Martian Moon May Be a Chip Off the Old Block
A close approach to Deimos reveals that its surface does not look like that of an asteroid, hinting at a Martian origin.
Asteroid Impacts Could Have Warmed Ancient Mars
Hydrogen released during large impacts might have boosted Mars’s surface temperature above freezing for thousands or even millions of years, enabling liquid water to flow over the Red Planet.