SUNSET: 
Astronomy in Space with David Dickinson
Magnets Are Bad News for Meteorites
Common handheld magnets can erase crucial data in ancient meteorites.
Small Asteroid Spotted Hours Before Demise
The swift detection of a small asteroid, and recovery of its surviving fragments, shows we’re getting better at spotting incoming objects.
Scientists Wonder: Is the Origin of Life Extraterrestrial?
A new analysis method has revealed DNA building blocks in meteorites, suggesting that these prebiotic molecules might have formed during the solar system's earliest years.
Meteorite Evidence Suggests Earth’s Water Was Here Before Earth Was
Where did Earth’s water come from? One of the oldest meteorites on Earth is adding new pieces to an old puzzle.
The Origin of Earth’s Water
Scientists have discovered a new candidate source for Earth's water: building blocks of the primordial solar system known as enstatite chondrites.
Radioactive Aluminum Sheds Light on Solar System History
Astronomers thought giant stars were reponsible for flooding the early system with a radioative isotope — but the Sun itself might have made it.
Nautilus Expedition Recovers Possible Seafloor Meteorites
The expedition off the coast of Washington state performs a first, recovering meteorite fragments from a documented fall.
Explore the Night with Bob King
Michigan Meteorite Tally Multiplies
They look like leftover gravel from a freshly laid asphalt road, but the black stones that spattered across the snow in the wake of the January 16th Michigan fireball were anything but terrestrial. They belonged to a tiny asteroid on a recent foray to the outer asteroid belt but now…