Virgin Galactic Spaceplane Makes First Powered Flight Since 2014 Disaster

Though just a test, it’s an important milestone for the Richard Branson-led company, which aims to eventually offer suborbital flights to space tourists.

A New 3D Map of the Early Universe Reveals 4,000 Infant Galaxies

Astronomers from Lancaster University have modeled conditions during the earliest moments of the cosmos.

Tens of thousands of black holes may exist in Milky Way's center

Astrophysicists have discovered a dozen black holes gathered around Sagittarius A* (Sgr A*), the supermassive black hole in the center of the Milky Way Galaxy.

Hubble spots farthest star ever seen

The team detected the blue supergiant star — which shone when the universe was just one-third its current age — with the help of both the Hubble Space Telescope and gravitational lensing.

Falcon 9 Launched a Space Junk Sweeper Into Orbit

A Monday SpaceX launch also carried an unconventional cargo: an experimental system known as RemoveDEBRIS, which scientists hope will help clean up Earth’s space junk-littered upper atmosphere.

This spacecraft will get closer to the Sun than any before it

This summer, NASA will launch the Parker Solar Probe, an impressively heat-resistant spacecraft destined to glide closer to the surface of the Sun than any spacecraft before it.

Falcon 9’s nose crashes, yet deployed 10 satellites successfully

It was the fifth set of 10 satellites that SpaceX has launched for Iridium, whose $3 billion projects is expected to include a total of 81 satellites – with 75 launched by SpaceX.

A New Extrasolar Planet Has The Composition of Mercury

K2-229b, a rocky planet was recently discovered by astronomers, is located 339 light years away. It is 20% larger than Earth and has a composition similar to Mercury.

Air-Breathing Thruster Aims to Power Satellites Almost Indefinitely

The novel European Space Agency technology would scoop up atmospheric nitrogen and oxygen during near-Earth orbits and turn it into fuel.

NASA Delays Next-Generation Space Telescope Until 2020

Top officials said Tuesday that more time is needed to assemble and test the James Webb Space Telescope, which is considered a successor to the long-orbiting Hubble Space Telescope.

Tabby's Star is Dimming Again

Tabetha Boyajian and her colleagues reported that the star experienced its greatest dip since it was observed by the Kepler mission in 2013.

Hubble finds first galaxy in the local universe without dark matter

An international team of researchers using the NASA/ESA Hubble Space Telescope and several other observatories have, for the first time, uncovered a galaxy that is missing dark matter.

New Study Shows What Interstellar Visitor ‘Oumuamua Can Teach Us

The first interstellar object ever seen in our solar system, named ‘Oumuamua, is giving scientists a fresh perspective on how planets, asteroids and comets form.

ESA launches world's first mission to explore the "atmospheres of hundreds of planets"

The European Space Agency picked the Atmospheric Remote-sensing Infrared Exoplanet Large-survey (ARIEL) mission to explore the nature of exoplanets.

China is Working on a Powerful Rocket That Could Launch by 2030

China plans to create new classes of heavy rockets in future, these include the Long March 9 rocket, a three-stage, super-heavy rocket that would allow for crewed missions to the Moon.