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ASRC 3D Prints Fuel Injector Prototype for RD-180 Successor

WASHINGTON — ASRC of Beltsville, Md., has test fired a subscale propellant injector built via additive manufacturing , or 3D printing, paving the way for a version that could support whichever engine United Launch Alliance chooses to replace the Russian-built RD-180 on the Atlas 5 rocket. ASRC’s Federal Technical Services division conducted the full-power test in […]

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Ariane 6 Could Use Reusable Prometheus Engine, Designer Says

An artist’s depiction of the Ariane 6 main stage after strap-on booster separation. LES MUREAUX, France and WASHINGTON — Europe’s upcoming Ariane 6 rocket, though designed to be expendable, could one day sport a reusable engine , according to Patrick Bonguet, head of the Ariane 6 program at ArianeGroup. Whether or not the rocket would ever […]

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Atlas V Rocket Launches New US Spy Satellite on Secret Mission

The United States has launched its second secret spy satellite in less than three weeks. The NROL-52 satellite soared into orbit this morning (Oct. 15) atop a United Launch Alliance (ULA) Atlas V rocket, which lifted off at 3:28 a.m. EDT (0728 GMT) from Cape Canaveral Air Force Station in Florida.The launch came after more […]

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I Asked Artists to Create Films Using Real Sounds From Space: This is What They Came Up With

This article was originally published at The Conversation.  The publication contributed the article to’s Expert Voices: Op-Ed & Insights. Art and science are often seen as complete opposites: art is subjective, while science aims to discover objective facts about nature. But more and more, we are realising that there are commonalities between the two. […]

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Russian Cargo Ship Launches Fresh Food & More to Space Station

After a two-day delay, robotic Russian cargo ship launched into orbit Saturday (Oct. 14) to deliver nearly 3 tons of fresh food, equipment and other supplies to astronauts and cosmonauts on the International Space Station.  The Russian Federal Space Agency’s (Roscosmos) automated Progress 68 resupply ship lifted off atop a Soyuz rocket at 4:46 a.m. EDT […]

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Plutonium Supply for NASA Missions Faces Long-Term Challenges

The radioisotope thermoelectric generator (RTG) developed for the Curiosity Mars rover. NASA says it has sufficient plutonium for a similar RTG that will power the Mars 2020 mission, as well as for a future New Frontiers mission. WASHINGTON — While NASA and the Department of Energy (DOE) have restarted production of a plutonium isotope used […]

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Planet Mercury: Facts About the Planet Closest to the Sun

This view is one of the first from the MESSENGER probe’s Oct. 6, 2008 flyby of Mercury. Mercury is the closest planet to the sun. As such, it circles the sun faster than all the other planets, which is why Romans named it after their swift-footed messenger god. The Sumerians also knew of Mercury since […]

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Space, astronomy and science