Try stargazing. Need a new idea to keep kids entertained? Try stargazing. Free learning activities and videos about the solar system Free learning activities and videos about the solar system Free ...

Planet Mars, explained Mars has not only the highest highs, but also some of the solar system’s lowest lows. Southeast of Olympus Mons lies Valles Marineris, the red planet’s iconic canyon system.

Voyagers 1 and 2 are on a one-way trip, sent forth to study the boundary between our solar system and interstellar space. In 2012, Voyager 1 started sending home readings indicating that it had ...