With a $621,000 award from NASA, University of Massachusetts Amherst microbiologist James Holden will dedicate the next three years to “predicting” the nature of life on Europa.

"Eight minutes later, the orbiter started receiving data from the descent probe, which slammed into the top of the Jovian ...

After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the interplanetary environment for two more years. But by the end of 1967, the spacecraft ...

Exoplanet HIP 67522 b, fluffed up to the size of Jupiter, circles so close to its star that it’s triggering violent flares — ...

The planet Jupiter has no solid ground – no surface, like the grass or dirt you tread here on Earth. There’s nothing to walk on, and no place to land a spaceship. But how can that be? If Jupiter doesn ...

NASA’s Juno spacecraft has once again delivered a stunning view of Jupiter’s ever-changing atmosphere. In this latest image, a trail of drifting clouds ...

A recent study has uncovered a dramatic interaction between a planet and its parent star that is reshaping our understanding ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

A young planet named HIP 67522 causes violent eruptions on its star, dramatically accelerating the loss of its own atmosphere ...

The Senate appropriations committee initially voted in favor of a bill rejecting Trump's NASA budget cuts, but discussions ...

Astronomers using the European Space Agency's Cheops mission have caught an exoplanet that seems to be triggering flares of ...