Space

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.

CNES President Jean-Yves Le Gall met Valanathan Munsami, the newly appointed Chief Executive Officer of the South African National Space Agency (SANSA), on the sidelines of the meeting of the Committee on Earth Observation Satellites (CEOS).

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.

The UAE Space Agency has signed a Memorandum of Understanding with its Algerian counterpart the Algerian Space Agency.

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.

CNES President Jean-Yves Le Gall was at a conference organized by the Hassan II Academy of Science and Technology and the French Embassy in Morocco to give a talk on the challenges of space exploration and the Galileo programme.

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.

There may be an explanation for the thin atmosphere that seems to come and go from Ceres, the largest of the Solar System’s main belt asteroids.

China’s first international hypersonics conference, held in Xiamen, amounted to a coming-out party for the nation’s swift progress in high speed flight research.