Scientists have long know many objects floating at the solar system's out edges resemble snowmen, but the reasons why were never clear. Now a student at Michigan State University has created the first ...

A mysterious object has caused a long-lasting and extreme dimming of a distant star, but is this object a 'failed star' brown dwarf, or an exceptionally massive super-Jupiter exoplanet?

Research adds weight to theory Arrokoth’s two lobes produced by gravitational collapse – and reveals process ...

A mysterious object hurtling through space has been identified as a rare “interstellar object,” only the third of its kind ever seen. In July, NASA reported its ATLAS (Asteroid Terrestrial-impact Last ...

You probably imagine NASA hunting for habitable planets, blue worlds, and earth-like atmospheres. Especially signs of life.

Far out in the dark between the stars, a small visitor is carving a path through our solar system and leaving behind patterns that look disturbingly deliberate. The interstellar object known as ...

After over a month of government shutdown, NASA finally released new images of mysterious interstellar object 3I/ATLAS on Wednesday. During the livestreamed event, NASA brass took pains to “address ...

On July 1, 2025, the Asteroid Terrestrial-impact Last Alert System (ATLAS) telescope in Río Hurtado, Chile, announced the discovery of something truly spectacular: a mysterious object that appeared to ...

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Why has silicon, one of the most common elements in the universe, gone largely undetected in the atmospheres of Jupiter, Saturn, and gas planets like them orbiting other stars? A new study using ...