NASA and SpaceX are accelerating plans to return astronauts Sunita Williams and Butch Wilmore to Earth, targeting mid-March.

Ellen Keelan and other family members rally outside the White House for the release of Marc Fogel, who has been detained in ...

Data collected from a once-defunct NASA satellite show that Earth grew two extra radiation belts following a supercharged ...

William Matthaeus, the Martin A. Pomerantz Chair of Physics and Astronomy at the University of Delaware, has won UD’s highest faculty honor — the Francis Alison Award — in recognition of his ...

NASA’s James Webb Space Telescope is helping astronomers study asteroid 2024 YR4, which has a small chance of striking Earth ...

As best as anyone can tell, if any hazardously sized asteroid were to hit Earth in the relatively near future, it would most ...

The volcanologist threw cold water on the defense potential of the DART (Double Asteroid Redirection Test) spacecraft, which knocked the 580-foot-wide asteroid Dimorphos off course in 2022.

An aerospace engineer has invented an appliance that can whip up quiches, pizzas and more in a zero-gravity environment ...

NASA astronaut Suni Williams was undertaking a repair on the ISS when she was photographed from Earth by an amateur astrophotographer ...

CAPE CANAVERAL, Fla. (WVLT) - NASA’s two astronauts that have been stuck in space for more than eight months could return sooner than expected.

Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

Euclid, a space telescope on a mission to uncover the secrets of dark matter and dark energy, has already made a stunning discovery: a perfectly formed Einstein ring hidden in a well-known galaxy.