The discovery of an extraordinary multi-planet system has demonstrated that so-called "hot Jupiter" planets may not be lonely ...

Astronomers have discovered 85 possible exoplanets outside the Solar System which could potentially sustain life after ...

Top notch amateur photographer Damian Peach took this Saturn picture three years ago, when the planet’s rings were angled halfway between their wide open orientation and this year’s perfectly edgewise ...

Want to see Mars at its brightest in January? The best telescopes for seeing planets give you the clearest views of our celestial neighbors. The new year is a great time to test out your ...

a neat chain of six sub-Neptune planets in close orbits. “This discovery is going to become a benchmark system to study how sub-Neptunes, the most common type of planets outside of the solar system, ...

The potential discovery of a large planet beyond Neptune’s orbit could change everything we know about the Solar System. Learn how scientists detected it and what steps NASA is taking to verify its ...

The odd atmosphere of a fledgling exoplanet is causing astronomers to question leading theories of how planets form. When you purchase through links on our site, we may earn an affiliate commission.

If you are a Snapchat Plus user, you are the Sun of your Friend Solar System. The first Snapchat Planet on the list is Mercury, and it represents the person you share the most streaks with, i.e. your ...

The best telescopes for various purposes and budgets — from beginner to smart telescopes and everything in between. Get the perfect setup before Mars reaches opposition in January. The best ...

Scientists' best theories on how planets form could be wrong, new research suggests. Astronomers studying a still-forming planet beyond our solar system have found that its chemical makeup doesn't ...

Thanks to new research published in Nature Astronomy this week, we now know that astronomers have discovered a group of up to 170 rogue planets free floating through space. Rogue planets ...

Planet X, also called Planet Nine, is a hypothetical planetary body seven times the mass of Earth lurking behind Pluto. If ...