NASA lost communication with its MAVEN probe nearly a month ago, and efforts to re-establish a connection have been futile.

SETI's 1977 "Wow!" signal from deep space was even stronger than originally thought, but its source remains a complete mystery.

NASA monitors MAVEN spacecraft after December 6 signal loss, coordinating recovery with Deep Space Network. Mars solar conjunction from December 29 to January 16 will pause communications.

In 1977, astronomers detected a powerful, narrowband radio signal that appeared to come from deep space. It lasted just 72 ...

Scientists believe Mars once looked very different from the cold, dry world it is today, and MAVEN was launched to ...

The NASA Artemis II mission, set to lift off as soon as February, will mark the first time astronauts have aimed to venture beyond near-Earth orbit since 1972.

The long, quiet search for radio whispers from Comet 3I/ATLAS has finally paid off, and the result is as dramatic as the hype ...

NASA failed to reestablish contact with its MAVEN spacecraft orbiting Mars and hasn't received any signs of life since December 4.

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

NASA loses contact with MAVEN, its Mars orbiter studying the planet's atmosphere, after a decade of successful operations.

Physicists at the Cubic Kilometre Neutrino Telescope Initiative, KM3NeT, built a cathedral of glass spheres that listens for ...

In 2400 BCE, before clocks or calendars, an entire city held its breath in darkness, waiting for seven stars to signal that ...