Winter solstice 2019
For six months now, the days have grown shorter and the nights have grown longer in the Northern Hemisphere -- but that's about to reverse itself.
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For six months now, the days have grown shorter and the nights have grown longer in the Northern Hemisphere -- but that's about to reverse itself.
Xavier Cummings works with rockets every day in his job as a NASA contractor, but he's never seen a launch like this.
Boeing's Starliner spacecraft failed to put itself on the correct course during an uncrewed test flight on Friday and will not reach the International Space Station during this mission.
A spacecraft built by Boeing will launch a milestone test flight Friday in what could be the last major step in a long-running mission to once again launch humans from US soil.
Unlike its geographical poles, Earth's magnetic poles that serve as the foundation of our navigation are actively moving.
Rosie the Riveter has inspired generations of women and now a test dummy named after her is breaking new barriers.
A top US military official in Asia said North Korea could launch a long-range missile as part of its promised "Christmas gift" to the US, a move that could ratchet up pressure on President Donald Trump as he enters his reelection year.
Thousands of islands dot the Pacific Ocean between Asia's southern coast and Australia, and the people who live on them have stayed mostly isolated from the digital age.
Astronomers used a telescope to look into the heart of our galaxy, the Milky Way, in great detail and found a surprising bit of history.
Andy Ridley is shivering in a wet T-shirt on the deck of the Dreamtime after coming up from a dive on the outer edge of Australia's Great Barrier Reef.
Lawyers representing users of the collapsed Quadriga CX cryptocurrency exchange platform are requesting that Canadian authorities exhume and examine the body of its late founder, Gerald Cotten, to check if the person buried there is really him.
NASA's Juno mission spotted a new cyclone the size of Texas during a close flyby of Jupiter in November.
The Geminid meteor shower is one of the most active and dependable displays of the year, according to the American Meteor Society. This year, the shower will peak on the evening of December 13 and 14, so hope for clear skies that will let you see a beautiful show of green fireballs.
The Hubble Space Telescope had a front row seat to capture the best and closest image to date of interstellar comet 2I/Borisov, a visitor that originated from outside of our solar system. On Sunday, the comet passed within 190 million miles of Earth on its closest approach before continuing on through our solar system.
When the first astronauts land on Mars, they won't be able to take everything they need with them. The logistics and weight of transporting so much material on one spacecraft, along with a crew, defies current technology. While scientists at NASA have discussed missions to deliver materials to the Red Planet ahead of a manned mission, there may be resources on Mars that can be used.
Blue Origin, the stealthy company founded by Amazon's billionaire founder Jeff Bezos, just launched another test flight of its tourism rocket as it steadily inches toward sending paying customers into space.
A long time ago in a galaxy far, far away, there was a breathtaking diversity of planets. From the cockpit of the Millennium Falcon, rebel ships and Imperial cruisers, we've seen a colorful variety of them come into view. Harsh deserts baked by twin suns, craggy caverns, lush forests, water worlds, mineral-coated surfaces, inhospitable ice, inhabited moons and even lava worlds have greeted our gaze.
After nearly a decade of funneling money into a project to build a gargantuan rocket that NASA hopes will return astronauts to the moon, the launch vehicle is finally assembled and ready for testing.
Virgin Galactic's stock is soaring after an analyst said its space planes could one day disrupt the air travel industry, potentially raking in nearly a trillion dollars a year in sales.
On Sunday, SpaceX's Dragon capsule docked at the International Space Station, bringing supplies, experiments including "mighty mice" -- oh, and a friendly robot to keep the astronauts company for the next three years.
SpaceX's Dragon capsule successfully docked with the International Space Station early Sunday morning, NASA said.
NASA's OSIRIS-REx mission arrived at near-Earth asteroid Bennu a year ago, and the spinning top-shaped space rock has been full of surprises. The latest findings now classify it as an active asteroid with observable events happening on the surface.
Whatever your sympathies to the rebellion or your level of Star Wars acumen, you're rebel scum now.
Elon Musk's rocket company, SpaceX, launched a spacecraft loaded with 5,700 pounds of supplies — including a group of genetically enhanced 'mighty mice' — to the International Space Station on Thursday.