Explore the hypothetical existence of parallel planetary systems.

Pluto was discovered in 1930 in Arizona, but in 2006 scientists decided to cut Pluto from the planetary line up. Here is why ...

An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the discovery of a planet about twice the size of Earth orbiting its star ...

Learn about the solar system from a pair of real space museum curators in sci-fi game Elite Dangerous, as Abbie MacKinnon and ...

The morning of April 24 will give rise to a striking mini-planetary parade, as Mercury, Venus, Saturn, Neptune, and Earth's ...

On April 24, 1990, the Space Shuttle Discovery blasted off from Kennedy Space Center, carrying the new Hubble Space Telescope ...

Earth and Mars are mysteriously low in elements like copper and zinc, which are crucial for planetary chemistry and potentially life. A new study overturns old theories by showing that these elements ...

With its beautiful rings, Saturn may be the most stunning planet in the solar system. It is the sixth planet from the sun and ...

The astronomers spotted the planet using NASA's Transiting Exoplanet Survey Satellite (TESS), an MIT-led mission that ...

Mar. 17, 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 ... Webb Telescope Captures Its ...

Researchers using data from the James Webb Space Telescope recently announced they had detected biosignature gases on planet ...