At this very moment, Earth and all other planets in our solar system ... Pluto is not pictured because it's a dwarf planet. Read next BI Tech Memo An icon in the shape of an angle pointing down.

The researchers called it one of the most distant visible objects in our solar system, and said its existence indicates that a vast expanse of space beyond the outermost planet Neptune and a region ...

They probably form the same way other planets do: within the swirling disk of gas and dust surrounding an infant star. But unlike their planetary siblings, these worlds get violently chucked out ...

WEST LAFAYETTE, Ind. — To survive on other planets, water is, of course, critical. We need it to drink, sustain crops and even create rocket fuel. But on spaceflights, checked luggage is exorbitantly ...