Losing Arecibo Observatory would create a hole that can't be filled, scientists say By Meghan Bartels Arecibo Observatory is facing a mid-life crisis — or something much worse.
Arecibo radio telescope, an icon of astronomy, is lost By Meghan Bartels The National Science Foundation (NSF) will decommission Arecibo Observatory's massive radio dish after damage has made the facility too dangerous to repair, the agency announced today (Nov. 19).
SpaceX's Elon Musk says he's tested positive for COVID-19 on eve of NASA astronaut launch By Meghan Bartels SpaceX CEO Elon Musk has announced that he has received mixed results from tests meant to diagnose infections of the novel coronavirus.
'Alien-hunting' Arecibo Observatory suffers more damage as second cable fails By Meghan Bartels The famed Arecibo Observatory in Puerto Rico has suffered another major blow in a difficult year that has seen two snapped cables damage the fragile dish.
This bizarre planet could have supersonic winds in an atmosphere of vaporized rock By Meghan Bartels Scientists think they have identified a lava world so dramatic that it might boast a thin regional atmosphere of vaporized rock where it is closest to its star.
The International Space Station can't last forever. Here's how it will eventually die by fire. By Meghan Bartels What goes up must come down — including, sadly enough, the International Space Station.
Gravitational-wave treasure trove reveals dozens of black hole crashes By Meghan Bartels Scientists can now catch gravitational waves better than ever before.
The strange story of 2020 SO: How an asteroid turned into rocket junk and the NASA scientist who figured it out By Meghan Bartels As soon as he saw the data, Paul Chodas knew something was strange about the near-Earth object that had been designated 2020 SO.
Cosmonaut snaps amazing photos of Soyuz rocket launch from space By Meghan Bartels Three astronauts made a record-setting jaunt to the International Space Station, and another astronaut already in orbit caught stunning photos of the launch.
A new solar cycle just started. Here's what that means. By Meghan Bartels We're officially nine months into solar cycle 25, scientists have confirmed, and it will likely look much like its predecessor, which ran from 2008 to 2019.
California's fast-moving Creek Fire spawns 'fire cloud' visible from space By Meghan Bartels Fires continue to ravage California, with five new blazes igniting since Friday (Sept. 4).
Stunning new sun images show our star's popcorn-like magnetic field structure By Meghan Bartels A spectacular new set of images of our sun shows its popcorn-like magnetic field structure in all its glory.
Vintage NASA satellite falls to Earth, meets fiery doom after 56 years in space By Meghan Bartels A long-retired NASA satellite burned up in Earth's atmosphere over the weekend, the agency has confirmed.
Astronaut spots California wildfires from space, sends 'thoughts and prayers' to victims By Meghan Bartels California is on fire, with more than 360 individual blazes scorching across the state. Unsurprisingly, the effects are visible from space.
NASA spacecraft gets a look at one of the strangest places in the solar system By Meghan Bartels For a few months in 2018, as NASA's Dawn spacecraft used up its last drops of fuel, it gave scientists an incredibly detailed look at one of the strangest places in the solar system: Occator Crater.
Ancient Mars may have been covered in ice sheets By Meghan Bartels Early Mars may not have been quite the warm, wet paradise scientists have hoped for — not if the valleys scarring its surface work the same way as their counterparts here on Earth do.
'I prayed for this one,' SpaceX's Elon Musk says after NASA astronauts' splashdown success By Meghan Bartels
NASA: Mars rover Perseverance in 'safe mode' after launch, but should recover By Meghan Bartels NASA's Mars 2020 Perseverance rover entered "safe mode" after a successful launch Thursday (July 30), but should recover, NASA says.
Why NASA's Mars rover Perseverance will use nuclear power to stay warm By Meghan Bartels A spacecraft is only as strong as its power source, which is why when NASA was designing its Perseverance Mars rover, the agency turned to radioactive plutonium.
NASA camera spots China's Tianwen-1 Mars spacecraft speeding away from Earth By Meghan Bartels An observatory affiliated with NASA's quest to identify potentially dangerous asteroids spotted something equally speedy but not quite as natural: a spacecraft bound for Mars.
Weird country-size 'campfires' on the sun revealed in closest-ever photos By Meghan Bartels It took just one round of photographs from a new solar science spacecraft for scientists to learn something new about the sun.
Satellite sees 'Godzilla' dust plume sweep across the Atlantic Ocean By Meghan Bartels Each year, dust from the Sahara Desert blows off Africa and across the Atlantic, but most years that plume isn't so massive it's nicknamed "Godzilla."
Scientists spot flash of light from colliding black holes. But how? By Meghan Bartels Black holes aren't supposed to produce flashes of light. But scientists think that last year, they spotted black holes doing just that.
The 'mole' on Mars is finally underground after a push from NASA's InSight lander By Meghan Bartels There's a light at the end of the tunnel for the first mole to burrow into the surface of Mars, scientists hope.
Strawberry Moon lunar eclipse of 2020 occurs today. Here's what to expect. By Meghan Bartels Sharp-eyed skywatchers in parts of the world may be able to catch a slight lunar eclipse today as Earth embarks on a new "eclipse season," although North American viewers will be out of luck.
