The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

When astronomers found a large world farther out than Pluto, it became one of the final nails in the coffin of our ninth ...

The building blocks of life could have been delivered to Ceres by one or more space rocks from the outer asteroid belt.

The dwarf planet is a bizarre, cryovolcanic world. However, the organic deposits discovered on its surface so far are unlikely to originate from its interior. The organic material found in a few ...

The Dawn space probe found organic molecules on the dwarf planet around ten years ago. A Max Planck team used AI to investigate where they came from. During measurements with the spectrometer ...

Astronomers have found evidence for what might be a planet with about half the ... The pulsar is locked in a 1.6-day orbit with one white dwarf, and both of them are orbited by another white ...

After 11 years in solar orbit, the European Space Agency’s Gaia ... Gaia has also strengthened the hypothesis that our own yellow dwarf star formed much further in towards the center of our ...

Aug. 5, 2024 — A groundbreaking study has revealed that red dwarf stars can produce stellar ... 2024 — The International Astronomical Union defines a planet as a celestial body that orbits ...

Surface of dwarf planet Ceres. The sites of organic material are shown as or in red boxes. The vast majority of sites are found near the Ernutet crater in the northern hemisphere. Credit ...