Scientists found that Mars's crust formed much earlier than previously thought.
Around dusk tonight, Castor and Pollux will form a nearly straight line with Venus.
A fundamental equation has cracked the evolution of how planets swarm around the sun.
Researchers recommend starting with Saturn and Jupiter.
See our own Milky Way galaxy before floating to a place where baby stars are formed.
An atmosphere is basically a giant blanket that can protect a planet from a star's barrage of dangerous radiation.
If you aren't willing to accept the evidence Earth is round, what do you do with Mars, Jupiter and the rest?
The gas giant is the biggest planet ever discovered when compared with its host star.
The key is in how rings of dust around young stars behave.
The moon won't obscure three planets again in this way until 2036.
"No one from NASA ever came to me and said you can't do that. If anything they wanted to help me do it."
Scientists showed the potential habitability of the planet under different atmospheric conditions and orbits using a state-of-the-art model.
A video published by NASA on Monday shows Jupiter's largest moons moving around the planet.
The Juno mission seeks information about the origins of Jupiter and our solar system.
Mercury, Venus, Saturn, Mars and Jupiter will be visible in the pre-sunrise sky for the next month.
A NASA mission reveals what happened to the water on Mars's atmosphere.
The agency is set to announce details on Thursday at 2 p.m. ET.