Astronomers produce first detailed images of surface of giant star

An international team of astronomers has produced the first detailed images of the surface of a giant star outside our solar system.

The Afterglow From Kilonova is Continuing to Brighten

Contrary to what was expected, a team of astronomers has discovered that kilonova event has been brightening ever since it first appeared.

NASA Studies Our 'Middle-Aged' Sun That Is Losing Mass

As our sun gets older, it's losing mass, and so its gravitational pull becomes weaker. As a result, the orbits of all the planets in our solar system are expanding.

We now have a complete map of Titan's surface

It's Surprisingly Like Earth. Saturn moon's three biggest puddles have a common equipotential surface – a sea level, just like our own oceans.

Hubble Weighs in on Mass of Three Million Billion Suns

Galaxy cluster ACT-CLJ0102-4915, or “El Gordo” contains the mass of a staggering three million billion suns. It is the largest, hottest, and brightest X-ray galaxy cluster ever discovered in the distant Universe.

Fly Into the Orion Nebula - New 3D Visualization

Roughly 1300 light-years from Earth lies the Orion Nebula. A team at the Space Telescope Science Institute (STScI) in US created this zoom into the stellar nursery and a 3D visualization.

Vast Sheets of Ice Have Been Found on Mars

Researchers have identified eight, massive sheets of ice just below the Martian surface, and they appear to be relatively young deposits.

Star System With Five Planets Discovered by Amateur Astronomers

For the first time in history, a crowdsourced team of amateur citizen scientists has discovered a multi-planetary system.

Intriguing organic molecule benzonitrile in interstellar space

Astronomers have made the first definitive interstellar detection of benzonitrile, an intriguing organic molecule. This discovery is a vital clue in a 30-year-old mystery: identifying the source of a faint infrared glow that permeates the Milky Way and other galaxies.

Virgin Galactic tests leading to rocket-powered flights

Virgin Galactic’s passenger rocket ship is gearing up for powered flights that could eventually carry paying tourists into space from southern New Mexico, US.

Commercial Crew Test Launches by SpaceX, Boeing Will Begin This Year

A NASA update outlines what the two participating companies — Boeing and SpaceX — will do to prepare their vehicles for space in the coming year.

The spaceflight stuff we’re most anticipating in 2018

Among the key spaceflight milestones we're most eager to see in 2018 are - Falcon Heavy flies, Block 5 booster, LightSail 2 and launching to Mars.

The secretive Zuma mission is now in space

This is SpaceX's third classified mission, and arguably its most secretive flight.

Saturn's moon Titan sports Earth-like features

Using the now-complete Cassini data set, astronomers have created a new global topographic map of Titan.