Meteorites
A Distant Asteroid Collision Gave Earthly Biodiversity An Ancient Boost
About 466 million years ago, there was an asteroid collision in the asteroid belt between Mars and Jupiter. The collision…
Metallic Asteroids Might Have Had Volcanoes Erupting Molten Iron. That’s So Metal
Remember the asteroid Psyche? It's the largest known asteroid in the asteroid belt between Mars and Jupiter. It's been in…
Bright Fireball Explodes Over Ontario, Meteorite Fragments Might Have Reached the Ground
A meteorite recently was spotted in the Great Lakes region and could have left fragments in the area around Bancroft,…
As Meteorites Slice Through the Atmosphere, They’re Sculpted Into Cones
A new study reveals why many meteors, when they enter Earth's atmosphere, become cone-shaped as they heat up.
Fossilized Clams Had Evidence of a Meteorite Impact Inside Them
When an extraterrestrial object slams into the Earth, it sends molten rock high into the atmosphere. That debris cools and…
Astronomers Find a Chunk of a Comet Inside a Meteorite
The early days of the Solar System are hard to piece together from our vantage point, billions of years after…
Not all the Earth’s Water Came From Comets
We have comets and asteroids to thank for Earth's water, according to the most widely-held theory among scientists. But it's…
This Meteorite is One of the Few Remnants from a Lost Planet that was Destroyed Long Ago
A new study provides evidence of a so-called lost planet that was formed in the early days of the Solar…
Meteors Explode from the Inside When They Reach the Atmosphere
A new study from Purdue University indicates that Earth's atmosphere will break up small meteoroids, which is good news for…
Meteorite Confirms 2 Billion Years of Volcanic Activity on Mars
A Martian meteorite that landed in Africa in 2012 has confirmed that Martian volcanic activity lasted 3 billion years or…