In 1959, the Luna 2 probe from the Soviet Union became the very first human-made object to reach our closest celestial neighbor. In the decades since, we have been leaving footprints—both literally ...

Titan, Saturn's largest moon, happens to share some truly remarkable geophysical and geological processes with our home ...

The molten exoplanet, larger than sub-Neptune, could be a new class of planet.

A new study may have solved a long-standing mystery about the Moon's magnetism: Why do lunar rocks brought back by the Apollo missions show evidence of an intense magnetic field sometimes rivaling or ...

The new eerie trailer for Steven Spielberg's Disclosure Day has got people talking online about the Roswell Incident.

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

Donald Trump has ordered the release of files related to aliens, UAP, and UFOs. If previous disclosures are any indication, get ready for a letdown.

"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Humans have practiced head shaping for tens of thousands of years, and anthropologists are beginning to uncover clues as to why.