According to the paper laying out the research behind the discovery, "TOI-1846b is a super-Earth-sized planet, with a radius ...

A major climate report, the U.S. government's primary, peer-reviewed climate assessment that is completed every four to five ...

The scientists originally assumed that the signal came from a distant object in the cosmos, but further analysis revealed that the long-dead Relay-2 was in fact the culprit behind the mysterious pulse ...

The event, not so far confirmed by China, was reported after optical sensor data suggested the satellites "appeared visually ...

NASA and Netflix announced that all of the U.S. space agency's live coverage will soon debut on one of the world's most ...

NASA's Athena Economical Payload Integration Cost mission, or Athena EPIC, is a test launch for an innovative, scalable space ...

Astronomers are puzzled by a strong burst of radio waves traced back to a NASA satellite that had been inactive since the ...

First thought to have originated from a distant cosmic object, the short and intense signal was actually coming from much closer to home.

A NASA satellite that had been dead for nearly six decades issued a surprising sign of life. In June 2024, a team of astronomers was perplexed when a radio telescope in Australia scanning the sky ...

NASA's Relay 2 satellite had been dormant since 1967 — until last summer, when it emitted a very powerful burst of energy.

The US space agency reveals highly-detailed imagery of massive plumes of solar material spewing out into space.

The final image captured by the recently decommissioned Landsat 7 satellite shows how "Sin City" has nearly doubled in size during the iconic spacecraft's 25-year lifespan.