This video explores the key characteristics of each planet within our solar system. Suitable for teaching science at KS1 and ...

Earth is far from the only celestial body in the Solar System.

The object about 72 light-years away from Earth could be the first satellite discovered outside our solar system.

The worlds of the solar system are exciting and, so far, mostly pristine places for planetary scientists to study. As space ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our solar system that could support life in some form.

Since the first planet beyond our solar system was confirmed in the 1990s, astronomers have gone on to catalogue more than ...

About 4.5 billion years ago, a colossal impact between the young Earth and a mysterious planetary body called Theia changed everything—reshaping Earth, forming the Moon, and scattering clues across ...

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Astronomers detected a strong 170-day signal suggesting a Jupiter-mass object orbits the brown dwarf CD-35 2722 B. The ...

Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously unknown world may be lurking in the outer reaches of the solar system. The ...

A new study shows a deep connection between some of the largest, most energetic events in the universe and much smaller, weaker ones powered by our own Sun. The results come from a long observation ...

We advocate for a mission concept study for a space telescope dedicated to solar system science in Earth orbit. Such a study was recommended by the Committee on Astrobiology and Planetary Science ...