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“Ever since NASA’s Voyager 1 spacecraft flew past Jupiter in March, 1979, scientists have wondered about the origin of Jupiter’s lightning. That encounter confirmed the existence of Jovian lightning, which had been theorized for centuries. But when the …

“NASA’s Dawn spacecraft is maneuvering to its lowest-ever orbit for a close-up examination of the inner solar system’s only dwarf planet. In early June, Dawn will reach its new, final orbit above Ceres. Soon after, it will begin …

“Virgin Galactic has shown the first firing of its spaceplane’s chemical rocket engine was no fluke, following last month’s effort with another successful outing in California. The latest test flight took the tourist-carrying space vehicle a little closer …

“SpaceX launched two new Earth science satellites for NASA and five Iridium Next communications satellites into orbit today (May 22). The ride-share mission lifted off on a pre-flown Falcon 9 rocket from Vandenberg Air Force Base in California at 3 …

“Twin satellites that will monitor Earth’s water cycle are scheduled to launch from Vandenberg Air Force Base in Central California on Tuesday, May 22, in a unique rideshare arrangement. The two Gravity Recovery and Climate Experiment Follow-On mission (GRACE …

“This weekend, when the next cargo resupply mission to the International Space Station lifts off from NASA Wallops Flight Facility in Virginia, it will be carrying among its supplies and experiments three cereal box-sized satellites that will be used to …

“A jumbo-jet-size asteroid will give Earth a close shave today (May 15), whizzing past our planet at a safe distance of 126,000 miles (203,000 kilometers) — or about half the distance between Earth and the moon. The asteroid, which …

“On Friday, May 11th at 4:14 p.m. EDT, SpaceX successfully launched Bangabandhu Satellite-1 from historic Launch Complex 39A (LC-39A) at NASA’s Kennedy Space Center in Florida. Following stage separation, Falcon 9’s first stage successfully landed …

“Though close to home, the space immediately around Earth is full of hidden secrets and invisible processes. In a new discovery reported in the journal Nature, scientists working with NASA’s Magnetospheric Multiscale spacecraft — MMS — have uncovered a new type …

“China’s Long March 8, one of the country’s future launchers, could have a reusable first stage, according to a statement made recently by a Chinese rocket designer. While not a lot of information has been disclosed so far …