Cassini Enters 'Grand Finale' Phase of Mission and Solves a 'Bubbling Mystery' on Titan's Seas

Artist’s conception of Cassini’s final flyby of Titan on April 21. Image Credit: NASA/JPL-Caltech

This week marks another important milestone in the Cassini mission at Saturn – as of today, the spacecraft is conducting the last Ring-Grazing Orbit of its mission as it prepares for the Grand Finale, which will culminate in the death […]

Nearing the End: Cassini Prepares for Spectacular 'Grand Finale' Orbits at Saturn

Cassini is now entering the Grand Finale phase of the mission, which will end on Sept. 15, 2017, after the spacecraft plunges between the planet and rings 22 times. Image Credit: NASA/JPL-Caltech

NASA’s Cassini mission to Saturn has been one of the most successful and awe-inspiring ever, studying the giant ringed planet and its […]

NASA's Juno Spacecraft Completes Fifth Close Flyby of Jupiter, With More Incredible Images

Crescent Jupiter, with two of its moons, Europa and Io, as seen by Juno during its fifth flyby on March 27, 2017. This is a view never possible from Earth. Image Credit: NASA/JPL-Caltech/SwRI/MSSS/Roman Tkachenko

NASA’s Juno spacecraft has successfully completed its fifth close flyby of Jupiter, gathering more scientific data and sending back more […]

NASA's Spitzer Space Telescope Discovers Seven Earth-Sized Worlds Orbiting Nearby Star

Artist’s conception of standing on the surface of exoplanet TRAPPIST-1f. Image Credit: NASA/JPL-Caltech

The search for exoplanets – planets orbiting other stars – has been one of the most exciting developments in astronomy and space science in recent years. The first couple exoplanets were found in 1992, and now over 3,400 have been confirmed, […]

Juno Spacecraft to Remain in Same Orbit, But Science Observations of Jupiter Continue

Spectacular view of Jupiter’s south pole from Juno, taken on Feb. 2, 2017 at 6:06 a.m. PT (9:06 a.m. ET), from an altitude of about 62,800 miles (101,000 kilometers) above the cloud tops (enhanced color version). Image Credit: NASA/JPL-Caltech/SwRI/MSSS/John Landino

NASA’s Juno spacecraft has been orbiting the gas giant planet Jupiter since July 4, […]

Lucy and Psyche: NASA Selects Two New Asteroid Missions for Launch in 2020s

Artist’s conception of the two new missions announced: Lucy, flying by the Trojan asteroid Eurybates, and Psyche, the first mission to the metal world 16 Psyche. Image Credit: SwRI/SSL/Peter Rubin

NASA has chosen two new missions to explore the Solar System; it was announced today during a media teleconference. The missions are part of […]