With its wide field of view, the TESS space observatory continuously monitors large swathes of the sky and records the faintest fluctuations in light. Its mission is to discover worlds orbiting ...

Researchers in Germany have identified an interstellar molecule containing more sulfur than any previously discovered.

A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the origins of the chemistry of life.

The complex precursors to biological molecules can form spontaneously in interstellar space, according to a lab experiment ...

NASA’s TESS spacecraft captured dozens of images of interstellar comet 3I/ATLAS in. The data show the rare visitor behaves ...

NASA’s TESS spacecraft tracked interstellar comet 3I/ATLAS in January, capturing data on its motion, brightness, and rotation before it left the solar system ...

During a special observation run from Jan. 15 to Jan. 22, the Transiting Exoplanet Survey Satellite ( TESS) repeatedly ...

Recent observations of our corner of the universe suggest we have been living inside a hot, less dense region, and that there may even be a strange “cosmic interstellar channel,” or tunnel, connecting ...

Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

NASA lost contact with its MAVEN Mars orbiter in December 2025 after more than a decade of operation. A solar conjunction, where Mars and Earth are on opposite sides of the sun, has temporarily ...

NASA lost contact with its MAVEN Mars orbiter in early December and has been unable to reconnect with the vehicle. NASA plans to resume efforts to hail the spacecraft now that the solar conjunction ...