Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...

We often focus on space observatories that peer beyond Earth. But the vast majority of satellites stare right back at us.

Yet despite the drumbeat of evidence, we still know of just one planet in the cosmos with life — the one you’re standing on.

Captain James Cook's third and final attempt to sail south in search of the elusive Terra Australis was blocked by ...

SpaceX launched the private Fram2 mission Monday (March 31), sending a crew of four spaceflight rookies into an orbit never ...

Chun Wang, a Chinese-born crypto entrepreneur, paid an undisclosed amount for the mission. Some satellites are already in polar orbit, and researchers called it a routine flight.

Whether a galactic environment has the right conditions for habitable planets to form could depend on how the black hole in ...