Space

Finding usable water on the Moon would boost space exploration, but extracting it is likely to be a challenge.

From the big rockets for human spaceflight to the swarms of tiny cubesats revolutionizing data and bandwidth, the space economy is making a name for itself.

An analysis from space industry boosters in Washington seems aimed at the future, but really it is a warning about not repeating the past.

A series of diamond shapes over the ocean—areas where there is no air traffic—signals room for improvement in cruise efficiency for airlines.

Nuclear-powered probe on track to get closest look yet at Kuiper Belt Object.

Whether it is found in our Solar System or another one, discovery of another life form will mean we are not unique in the universe, and probably not even rare.

The rocket engine battle between the 500,000-lb.-thrust class Aerojet Rocketdyne AR1 and Blue Origin BE-4 is heating up.

In this week’s Washington Outlook: Republicans lobby for end to defense budget limits, SpaceX seeks regulatory changes for broadband constellation and will the airlines regulate themselves?

Reaction Engines has begun construction of a test facility where it plans to perform the first ground-based demonstration of its Synergetic Air-Breathing Rocket Engine.

Orbital ATK, SpaceX and United Launch Alliance are key contenders for the Air Force’s EELV launch service investments.

Sierra Nevada Corp.’s Dream Chaser uses guidance, navigation and control techniques first developed for astronaut flights in the 1960s.

Trump and NATO defense spending; investor calls on Musk to stop cooperating with the president; the F-35’s air show prospects; and goodbye to a government shutdown.

Exploration Mission-1, NASA’s planned first flight of its heavy-lift Space Launch System and Orion deep-space crew capsule, won’t make its target launch date of November 2018.

NASA’s Inspector General has found the agency lagging in efforts to develop a new spacesuit for future human deep-space missions.

Tianzhou is most like the Japanese HTV cargo craft used to supply the ISS. Tianzhous will burn up on reentry, unlike the similar-sized SpaceX Dragon.

How technical advances are enabling space-based challengers to take on terrestrial internet services.

How ViaSat is pushing the boundaries of satellite connectivity.

Economist and NASA adviser’s new book puts the billionaire space investors in a different perspective.

The president's remarks came as he congratulated International Space Station commander Peggy Whitson for breaking the record for time spent orbiting Earth.

Chinese engineers declared the launch of their nation’s first space freighter a success on April 20.

Chinese human-spaceflight managers are ready to launch their nation’s long-awaited robotic cargo vehicle to the Tiangong-2 orbital outpost.

Silicon Valley garage startup can update its imagery of every spot on Earth, every day.

Trump pledges to appoint two reform-minded bank board members.

With the biggest windows ever flown into space, Jeff Bezos’s Blue Origin space tourism vehicle will provide an unprecedented view.

Industry is seeing a dramatic shift in launch hardware as the spacefaring nations of the world prepare new rockets for peaceful and not-so-peaceful access to orbit and beyond.