Space News

The Kilopower reactor is tiny, and it could power the spacecraft of the future.

The heaviest vehicle to successfully land on Mars is the Curiosity Rover at 1 metric ton, about 2,200 pounds. Sending more ambitious robotic missions to the surface of Mars, and eventually humans, will require landed pay...

In May, engineers, pilots, researchers and scientists will convene in Bordeaux, France, for ESA's 71st parabolic flight campaign. Over the course of three days they will fly on a specially-fitted commercial aircraft, tes...

Elon Musk posted the results of the Raptor engine's recent test-firing, and claims it broke an almost 20-year old record! The post New SpaceX Raptor Engine Beats the Chamber Pressure of Russia’s RD-180 Engine, Accordin...

In a departure from Chile's previous plan to order an upgraded replacement for its sole reconnaissance satellite, the air force is now looking at whether it can acquire partial control of a more advanced satellite of the...

New report from the Defense Intelligence Agency says the Chinese and Russian militaries rely on space systems to command and control forces worldwide. SpaceNews.com

NASA's 4-year-old atmosphere-sniffing Mars Atmosphere and Volatile Evolution (MAVEN) mission is embarking on a new campaign today to tighten its orbit around Mars. The operation will reduce the highest point of the MAVEN...

Even in retirement, the Kepler space telescope is still allowing for discoveries, which include it's "last light" images and recordings. The post This is Kepler’s Final Image appeared first on Universe Today.

"We act as an essential interface between a heavy lift launch vehicle and a small satellite developer," said Jeanne Medvedeva, Exolaunch commercial director. SpaceNews.com

Virgin Galactic wants to make the world a better place by giving a lot more people some much-needed perspective.

The Chang'e-4 lander and rover entered sleep mode Monday in preparation for a second lunar nighttime on the far side of the moon. SpaceNews.com

The White House has nominated a longtime NASA center director and former acting administrator to be the next director of the National Reconnaissance Office (NRO).

Here's what you need to know about SpaceX's Crew Dragon astronaut taxi, its upcoming shakeout flight to the space station and the short-term future of human spaceflight.

When it comes to telescopes, size matters.

As they prepare for their first lap around the Milky Way, our galaxy's nearest neighbors have shown a dramatic increase in star formation.

The company that was to finance Mars One has been liquidated, dealing a severe setback to the venture's quixotic goals of one-way human missions to Mars. SpaceNews.com

Earth's solid surface and moderate climate may be due, in part, to a massive star in the birth environment of the Sun, according to new computer simulations of planet formation.

Auroras, also known as Northern or Southern lights depending on where they occur, are natural displays of light in the Earth's sky. Typically, these lights are dimly present at night. However, sometimes, these otherwise ...

An international team of astronomers has conducted multiwavelength observations of the star-forming region G345.5+1.5. The observational campaign discovered dozens of massive stars as well as protostellar and bound starl...

NASA's Goddard Space Flight Center:

Universities Space Research Association:

How the Order of the Dolphin helped establish the scientific search for aliens.