Kim officially became an astronaut in 2017. Expedition 72 and Expedition 73 marked Kim’s first visit to the ISS, where he ...

NASA has lost contact with a spacecraft that's been orbiting Mars for more than a decade. Maven abruptly stopped ...

NASA has lost contact with MAVEN, a spacecraft that has been orbiting Mars for more than 11 years and one of only three ...

Planetary scientist Mark Matney proposes that a long-period comet passing close to Earth may account for the biblical Star of Bethlehem, offering a new astronomical perspective on a centuries-old ...

While the marker that the wise men followed is continually referred to as a bright star, planetary scientist Mark Matney ...

NASA has lost contact with one its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars ...

The search for the biblical Star of Bethlehem has long hovered between faith and astronomy, but a new claim from a NASA comet ...

NASA's MAVEN spacecraft, led by scientists at the University of Colorado Boulder, has lost communication with ground stations ...

NASA said this week that it was working fine before it went behind the red planet. When it appeared again, there was only silence.

NASA lost contact with the MAVEN Mars orbiter after it passed behind the planet. The agency is investigating the cause while reviewing the mission’s role in Mars science and rover communications ...

Interstellar object 3I/Atlas appears in NASA’s Punch images during a 40-day study of Comet Swan, offering new data on motion near the Sun ...

An idea about the sun’s magnetic field called the terminator model could help predict dangerous space weather more accurately ...