The Hubble Space Telescope time-lapse captured footage of Jupiter, Saturn, Uranus and Neptune. Credit: SCIENCE: NASA, ESA, ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

Astronomer Eliza Kempton said that she had waited her "entire career" to peer into an atmosphere from this mysterious class ...

While scientists are still trying to confirm Planet Nine's existence, NASA says proving that this ice giant is real would help astronomers explain several mysteries within our solar system. In a ...

New observations from NASA's James Webb Space Telescope have revealed that auroras on Jupiter are hundreds of times brighter ...

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 ...

An alternate explanation that fits the evidence is that Vesta was once part of a planet – but which planet that might been ...

NASA’s IMAP mission will study the heliosphere to understand solar wind and space weather, launching in fall 2025 from Kennedy Space Center.

Mars is one of the only other places NASA know life may have existed in the solar system. The Red Planet is the fourth from the sun and is the seventh largest planet. As the planet is dry ...

Once the quirky underdog of our solar system, Pluto held ... Pluto should be considered a planet based on geological activity rather than orbital mechanics. NASA’s New Horizons mission revealed ...