SciFri Radio: Comets, Asteroids and Meteors

SciFri Radio: Extinctions from Algae?
Many scientists attribute the world's great extinction events to major catastrophes such as asteroid strikes and massive volcanic eruptions. We'll...

SciFri Radio: Moon in Review
Last week, NASA crashed a probe into the surface of the moon in search of water, just weeks after two other teams reported finding their own clues...

SciFri Radio: Studying Comet Contents
We'll check in with researchers on the Stardust probe, which captured dust from comet Wild-2 in 2004.

SciFri Radio: Jupiter Impact
Earlier this week, an amateur astronomer in Australia spotted signs of a massive impact on the planet Jupiter. We'll talk with him about his find,...

SciFri Radio: Summer Sky Guide
Summer nights are made for stargazing. We'll get a guide to what to look for in the skies in the months ahead.

SciFri Radio: Space Debris
Last week, two satellites collided in orbit around Earth. We'll check in on the after-effects of that collision, and talk about what the lingering...

SciFri Radio: Asteroid Heading Toward Mars
An asteroid has a 1-in-75 chance of hitting Mars in late January. Find out why astronomers are on the edge of their seats.