Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

19, 2024 — New studies offer a clearer picture of how the outer solar system formed and evolved ... ago and sent pieces of the red planet hurtling through space. One of these chunks of Mars ...

NASA Scientists discover a fast-moving star and planetary system moving double our solar system speed through the Milky Way. Read more: <a href=" ...

Scientists have officially confirmed the discovery of a new super-Earth, HD 20794 d, located just 20 light-years away. This ...

NASA scientists have made a groundbreaking discovery that could change how we understand the dynamics of exoplanetary systems ...

Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

Astronomers discovered the gas giant planet — dubbed a "hot Jupiter " — in 2016, but have continued to investigate this ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Most of the information we have about planets beyond our solar system (exoplanets ... used 20 years of observations from the Hubble Space Telescope, combining data from two of the telescope's ...