Data from the James Webb Space Telescope and other observatories suggests a supervolcanic exomoon may lurk around the giant ...

Tiny crystals in Earth’s crust may have recorded meteorite and comet impacts as our planet traveled through the spiral arms ...

The sun is located about 26,000 light-years from the center of our galaxy, aka the Milky Way, and its orbit is close to ...

High above the Sun’s blazing equator lie its mysterious poles, the birthplace of fast solar winds and the heart of its ...

Astronomers say October is one of the best times of year for stargazing. The Orionid meteor shower is already active and will ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

As scientists get closer to putting humans on Mars, the need to understand why clocks tick faster on the red planet is more ...

When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary ...

A massive interstellar object is racing through our solar system at breakneck speed, and scientists are scrambling to ...

Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for ...

The comets, named C/2025 A6 (Lemmon) and C/2025 R2 (SWAN), are visible from the Northern Hemisphere as their orbits take them ...

AUS-based startup, Reflect Orbital, has proposed a groundbreaking plan to provide “sunlight on demand” by using satellites to ...