New Scientist Space - Space Headlines

Tabby’s star’s weird behaviour has been blamed on everything from asteroids to aliens. Now astronomers are racing to watch its dimming in action

The galaxy M87 emits a jet of plasma that looks like it’s breaking the cosmic speed limit – here’s how it manages the trick

The first experiment to test how space travel could affect mammals’ reproduction shows that pregnancy can smooth over DNA damage from cosmic radiation

When gravitational waves permanently distort space-time, it causes a “memory” signal – which may help LIGO find some of the universe’s most exotic objects

Jet engines that compress gas into a plasma have been successfully tested at ground level for the first time

Saturn’s largest moon resembles Earth with its rivers and mountains, but it came by its topography very differently - and could still be active today

Human clones, a colony on Mars, alien contact... what world-changing breakthroughs will come in the next decade? We asked the experts – with some surprising results

Humanity may struggle to meet the costs of the futures featured in our round-up of recent science fiction books by Abigail Nussbaum

While not a complete figment of our imagination, the universe may only become real because we're looking at it

Objects with only 6.7 per cent of the sun’s mass can be stars, according to a fresh measurement of how massive an object must be to achieve nuclear fusion

Signs of water in a gas giant exoplanet’s atmosphere suggest the world formed much closer to its star than gas giants in our solar system did

Some extremophile bacteria could survive the a crash-landing of a meteorite or spacecraft, helping them travel between worlds

Stephen Hawking now says humanity must colonise other worlds within a century, rather than 1000 years, to ensure survival. Why the rush, asks Dirk Schulze-Makuch

A sudden brightening of the infant sun – called an FU Orionis outburst – could have melted dust grains and made them stick together, building our world

Best ever images of a lava lake on Jupiter’s innermost large moon reveal its surface regenerating itself, sometimes clockwise and sometimes anticlockwise

Observations from the Juno spacecraft are confounding astronomers with revelations about the weather and magnetism of our solar system's biggest planet

The search for aliens beyond our solar system has drawn a blank so far. There is merit in looking closer to home, says Geraint Lewis

Signatures of extra dimensions that don’t normally affect the four dimensions we can observe could show up in the way they warp ripples in space-time

New video puts those stunning first images from the Cassini spacecraft's Grand Finale into context in Saturn's cloud tops

The amount of carbon monoxide in Mars’s atmosphere suggests that any existing bacteria that feed on it make up no more than one billionth of Earth’s biomass