Spitzer Finds Evidence of Violent Planetary Collision
One of the main theories of how our Moon formed involves a violent cosmic collision between two planets. Astronomers have…
Sun, Earth Are Unlikely Pair to Support Life
[/caption] We don't know how lucky we are -- really. We know the interaction between Earth and Sun is a…
Early Black Holes Are Starving, Not Feasting
[/caption] A new black hole may not voraciously devour nearby gas -- because it may kick out most of the…
Planet Precursors May be Sized Like Trucks, Not Towns
[/caption] A typical model has planets forming from collisions of material swirling around stars. But new laboratory experiments indicate the…
Astro Art of the Week
[/caption] Here's the fifth edition of our new feature, showcasing our readers' prowess with image editing software. This week's Astro…
Carnival of Space #115
This week’s Carnival of Space is hosted by New Frontier News. Click here to read the Carnival of Space #115.…
Have You Ever Seen a Moonbow?
[/caption] They are elusive, but powerful to see. "Moonbows" are rainbows created by light from the Moon. Conditions have to…
Radius of the Planets
[/caption] One way to measure the size of the planets is by radius. Radius is the measurement from the center…
Volume of the Planets
[/caption] There are a number of measurements that astronomers use, including mass, surface area, diameter, and radius, to determine the the…
What are Planetoids?
Planetoid is another term for asteroids, which are also called minor planets. Planetoids are small celestial bodies that orbit the…