Astronomers continue to track the mysterious interstellar visitor Comet 3I/ATLAS as it speeds through the solar system, using ...

Though officially detected by a NASA-funded ATLAS on July 1, archival records show the comet was actually captured on film as ...

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An amateur astronomer has used data from NASA’s Solar and Heliospheric Observatory (SOHO) satellite to discover a new comet that will be visible in late May and early June. Astronomer Michael ...

On Dec. 2, 1995, NASA launched the Solar and Heliospheric Observatory, also known as SOHO. This sun-monitoring satellite is a collaborative project between NASA and the European Space Agency that has ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A spacecraft that launched a quarter century ago to study the sun has discovered its 4,000th new ...