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

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

Astronomers have recently unveiled an extraordinary discovery in the cosmos: a new exoplanet named Enaiposha, located 47 ...

In reality, there are hundreds, if not thousands, of natural satellites, in our cosmic neighborhood ... be considered planets in their own right. So exactly how many solar system moons have ...

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 two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and ...

Four small rocky planets detected in orbit around Barnard's Star, the nearest single star system to our solar system, are seen in this illustration released on March 11, 2025. International Gemini ...

As experts turn their gaze to the sky, the likelihood of new discoveries increases exponentially. In a new paper published in the journal Earth, a group of scientists may have come ...

Back in 1969, when Neil Armstrong and Buzz Aldrin first set foot on the moon, scientists knew of just 31 other moons in our ...