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

Learn about the new perspective on Earth's reduction of moderately volatile elements, a discovery made possible by meteorites ...

Astronomers discovered the gas giant planet — dubbed a "hot Jupiter " — in 2016, but have continued to investigate this ...

Here’s what you should know when you go outside to see for yourself: Yes, the planets are indeed lined up across our sky. No, ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.

If the solar system had a corporate structure, Jupiter would be the CEO, while Saturn ensures rules are followed. Venus ...

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy material, the ingredients of planets," according to NASA's Goddard Space ...

The article humorously imagines how planets would describe themselves if they were dating profiles. Each planet has a unique ...

Mercury takes only 88 Earth days to orbit the sun.

WASP-121b is like nothing in the solar system, raining liquid metal and being puffy like a marshmallow. The origins of these ...

Although the chances of impact are slim, Bennu is still one of the most potentially hazardous known asteroids in our solar ...