An astronomy professor explains what exoplanets are, why he keeps looking for them and how Israel intercepts missiles “in ...

Planetary systems such as our solar system take hundreds of millions of years to evolve. Since humanity has only existed for a sliver of that time, astronomers have only observed planetary systems at ...

An international team of astronomers has discovered a distant planetary system that challenges long-standing theories of how ...

Fresh observations from the James Webb Space Telescope show how vivid auroras surge through Uranus’s tilted magnetic field ...

The U.S. National Science Foundation says it will demolish the Sacramento Peak Observatory, also known as Sunspot Solar Observatory ...

A new paper in Monthly Notices of the Royal Astronomical Society argues the simplest answer may work: contact binaries like ...

Active small bodies—including comets, active asteroids, icy minor planets, and transitional objects—occupy a unique position in planetary science. As ...

Researchers have finally determined the shape of the heliosphere, the magnetic bubble that protects our Solar System from galactic radiation. Unlike previous models, this zone, generated by solar wind ...

Skygazers across Texas and beyond can catch a glimpse of six planets arcing across the night sky this week in a so-called ...

Jupiter, Saturn, Venus, Mercury, Neptune and Uranus will all be visible at same time in curved line across sky ...

They should all be visible in the same part of the sky shortly after sunset, creating what is often called a planetary parade ...

The occasion will see Mercury, Venus, Saturn, Jupiter, Uranus and Neptune align, with some of the planets visible to the naked eye.