Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea ...

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...

According to new simulations, many, even most, planets get ejected from their star early in their history Star Trek ...

2025 — A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new ... TOI-1453: Sub-Neptune in System of ...

The team used more than a decade’s worth of observations of Uranus’ unique aurorae taken with Hubble and refined the planet’s ...

Astronomers have confirmed the existence of four rocky planets orbiting Barnard’s Star, our nearest solitary stellar neighbor ...

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...

2025 — A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new ... Mar. 13, 2025 — Water once existed ...

Planets' temperatures are largely influenced by their structural characteristics and proximity to the Sun, however, Venus ...

The two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and smaller than our sun. Located about 250 light-years from Earth in the Draco ...

Astronomers finally spotted evidence of auroras on Neptune after years of searching, raising new questions about the planet.