Solar System
Where is Earth in the Milky Way?
The Milky Way Galaxy is a very, very big place. And figuring out where Earth resides inside of it has…
New Dwarf Planet Discovered Beyond Neptune
A dwarf planet has been discovered beyond Neptune. It's about 700 km in size, and its orbit takes it 120…
What are the Jovian Planets?
In the outer region of our Solar System lie four giant planets - also known as Jovians. And beyond our…
Juno and the Deep Space Network: Bringing The Data Home
Sonny Giroux, Program Manager for NASA's Deep Space Network, explains how Juno uses the Network to communicate, and some of…
Returned Samples Of Asteroid Itokawa Show Violent 4.5 Billion Year History
Asteroid Itokawa had a sometimes violent 4.5 billion year history, according to samples returned by Japanese spacecraft Hayabusa.
470 Million Year Old Meteorite Discovered In Swedish Quarry
A fossilized meteorite from a quarry in Sweden is a new type of space rock that's different from other meteors.
Mars Stink To Be Duplicated For Earthbound Humans
The smell of Mars could be recreated here on Earth. Might it help prepare colonists for their stay on Mars?
How Was the Solar System Formed? – The Nebular Hypothesis
Billions of year ago, the Sun, the planets, and all other objects in the Solar System began as a giant,…
Mars At Closest Point To Earth in 11 Years May 30, 2016
Mars is reaching its closest point to Earth in 11 years, and will be a delightful to amateur astronomers.