Scientists tracked interstellar comet 3I/ATLAS and found rotating jets in a rare sun-facing tail during its 2025 pass through ...

Hubble images from December 2025 show interstellar object 3I/ATLAS releasing two narrow jets of material as it moves away from the Sun, raising questions about rotation and activity ...

Comet 3I/ATLAS, one of the few known objects to have come from outside the Solar System, continues to surprise the scientific ...

The solar system originated from a collapsing cloud of gas and dust approximately 4.5 billion years ago, with the Sun forming in the central region through nuclear fusion and the planets condensing ...

A planet's year length depends on its distance from the Sun. Planets closer to the Sun have shorter years. A planet's rotation speed is unrelated to its year length. Planets' orbital speeds vary ...

As the cosmic visitor 3I/ATLAS moves away from the outer solar system, it leaves behind a trail of scientific data that reads ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

Jupiter is the largest planet in the solar system, known for its massive size, strong gravity, powerful storms and many moons ...

Neptune’s supersonic winds and icy storms revealed a planet so extreme that it forever changed our picture of the solar ...