Venus will pass to the north of the much-fainter bluish star Regulus (in Leo, the Lion) on the morning of Sept. 19; the planet and star will appear low in the east-northeast predawn sky, separated by ...

An object up to dozens of times the mass of Jupiter flying through our solar system may have disrupted planetary orbits.

The water that makes up the oceans acted as a key ingredient for the development of life on Earth. However, scientists still ...

An exoplanet in the Trappist star system — a multi-planet star system similar to the solar system and just 39 light-years ...

However, exactly how that happens for a multi-planet star system — like our solar system — is unknown. The paper, published today in The Astrophysical Journal Letters, details observations of ...

But the formation process of multi-planet systems, like our own Solar System, is still poorly understood. The best example object to study multi-planet system formation is a young star known as ...

As winter approaches, we look at how seasons change, when the Earth will be closest to the sun, and other space events to ...

The Parker Solar Probe will swoop just 6.1 million kilometers above the sun’s surface on Christmas Eve. Scientists are ...

New studies offer a clearer picture of how the outer solar system formed and evolved based on analyses of trans-Neptunian objects (TNOs) and centaurs. The findings reveal the distribution of ices in ...