Beyond Neptune lies the Kuiper Belt, a vast region of icy bodies offering crucial insights into the solar system’s formation.

Once thought to be 8 billion years old, the star HD 110067 — famous for its six synchronized exoplanets — may be only 2.5 ...

A team of scientists are calling a new planet detection the first direct ... Scientists found an exoplanet just a little larger than Earth, around a star much like the sun. But that's pretty ...

New research reveals that Earth's so-called sister planet may never have had liquid oceans – because ... "But if Venus was never habitable, then it makes Venus-like planets elsewhere less likely ...

When it comes to mice, the freeze-dried mouse sperm Wakayama is currently storing aboard the ISS will return to Earth in 2025 ...

Earthquake data suggest that all or small patches of the inner core's surface may be swelling and contracting.