Billionaire CEO Jared Isaacman has worked closely with SpaceX. He expressed an interest in sending missions to both the Moon and Mars if confirmed.

Scientists will have to check whether the samples contain living microbes before they can be safely studied.

Microbes could pump out oxygen on Mars.

Lightsails have the potential to reduce flight time to nearby stars from several thousand years to perhaps just a decade or two.

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

"If future observations confirm our predictions, it could completely change our understanding of how planets form..."

The European Space Agency’s Gaia spacecraft has been powered down, after more than a decade spent gathering data that are now being used to unravel the secrets

Astronomers have identified a bright hydrogen emission from a galaxy in the very early Universe. The surprise finding is challenging researchers to explain how

The number of satellites is exploding, and we still don’t have a fully safe way to dispose of them.