Space

The Sentinel-3B satellite, part of the European Union’s Copernicus Earth observation program, was successfully launched April 25 by a Rockot vehicle from Plesetsk, Russia.

New mega-constellations of satellites are forcing a rethink about how to manage traffic in low Earth orbit.

More SS2s are in production as The Spaceship Co. broadens its portfolio to include other aerospace and transport products.

Launch service operator Arianespace has postponed the next launch of the Ariane 5, after satellite owner Indian Space Research Organization (ISRO) decided to ship its spacecraft back to Bangalore.

The former congressman has been a champion of commercial space efforts, which should serve him well as SpaceX and Boeing prepare to launch humans to space.

Mars might be within reach of human explorers by the mid-2030s with an annual budget roughly equal to the International Space Station, according to a forum of Mars exploration experts.

Europe’s major players in space have long questioned the business case of reusing launchers but are evidently changing their minds.

The U.S. Air Force’s plan to trim the timeline for the next generation of missile warning Space-based Infrared System satellites may open up a huge opportunity for industry.

Researchers are prepared to forge ahead with the development of a new cooling technology for space systems.

A rare alignment of military space objectives and commercial initiatives catapult industry into a new frontier.

By the narrowest of margins, the U.S. Senate on April 19 confirmed U.S. Rep Jim Bridenstine to become the next NASA administrator.

NanoRacks has completed the critical design review phase for the airlock it plans to install aboard the International Space Station in late 2019.

Sierra Nevada expects to get aeroshell panels next month for the first orbital Dream Chaser, marking a key milestone in the run-up to the start of assembly.

A Space X Falcon 9 rocket soared off its Cape Canaveral launch pad April 18 to send NASA’s planet-hunting TESS telescope on its way to an operational orbit.

Darpa is offering a top prize of $10 million to launch a payload into orbit with just a few days notice.

U.S. Rep. Jim Bridenstine has cleared a possible final roadblock in his quest to be OK'd as the next NASA administrator by winning Sen. Marco Rubio's support.

Boeing says it has “high confidence” that it will debut the Starliner CST-100 vehicle for both uncrewed and crewed test flights by year’s end.

The ISS partnership should take on the development and operation of NASA’s planned Lunar Orbital Platform-Gateway, a Russian official says.

Aerospace Corp. has developed small transponders that can ride on newly launched satellites to help avoid space collisions.

The U.S. Department of Commerce has begun discussions with the U.S. Air Force to take over space traffic notifications to commercial satellite operators.

“We have entered the space game finally," a UK Royal Air Force official says.

The UK’s aerospace sector enjoys committed government support, sustained investment in innovation and new technology, and a growing order book.

The Space and Missile Systems Center is being restructured into what U.S. Air Force Secretary Heather Wilson calls “SMC 2.0.”

NASA traditionally has analyzed cost, schedule and technical risks to determine a program’s health. But that approach can lead to tunnel vision, warns the agency's outgoing Acting Administrator.

Lockheed Martin has submitted a bid for a contract worth up to $10 billion to make the next set of GPS III satellites.