We've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there ...

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

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

The findings provide strong evidence that four giant exoplanets 130 light-years from Earth formed much like Jupiter and ...

The JWST has spotted the presence of carbon dioxide on HR 8799’s four known planets, part of a system astronomers use to ...

Mar. 17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away ...

Like the planets in our solar system orbit the sun ... is chaotic and can make the system unstable, ejecting other planets out of the planetary system. The second possibility is called cold ...

Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than ...

The answer, it turns out, depends on your definition of ... The number of planetary moons may also increase if we find more planets in the solar system. One such world is the elusive Planet ...

The discovery of salty mineral evaporites on Ryugu indicates that watery environments may have been widespread in the early ...

Mar. 17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away ...

The solar system has many more moons than the one we ... often referred to as the "three-body problem." The two innermost planets, Venus and Mercury, will shine together low in the western sky ...