The orbits of the planets around the sun have been the source for many a scientific debate. Their current orbital properties ...

The Atacama Large Millimeter/submillimeter Array (ALMA) has successfully observed a site of planet formation by detecting a ...

The Sun is an incandescent but benevolent dictator. For billions of years, it's kept our Solar System well organized and ...

Since the formation of the Solar System, the orbits of the planets have evolved and changed over time. While one of the most prominent ideas in the last few decades is planetary migrations and the ...

New observations show that newly formed planets close to a star help shepherd dust and gas to create more planets farther out ...

Is there an unseen planet — a "planet X" or "Planet Nine" — in the outer solar system? That possibility is supported by calculations in a new study that shows the hypothetical planet could ...

One of Uranus's moons likely has an ocean while the composition of the planet itself is more bizarre than we knew ...

The Sun is in its solar maximum, a period marked by intense solar eruptions and bursts of charged particles directed toward ...

Named WASP-69 b, the exoplanet is a super-hot gas giant that orbits its host star closely. What captured the astronomer’s ...

Humanity needs to address the growing space junk problem now, before it gets completely out of hand, scientists stress.

We know that interstellar objects occasionally visit our solar system. So far, we have only discovered two interstellar ...