The newfound asteroid 2021 PH27 completes one lap around our star every 113 Earth days. That's the shortest orbital period of any known solar system object except the planet Mercury.
Space News & Blog Articles
Tune into the SpaceZE News Network to stay updated on industry news from around the world.
Join astronomer David Boboltz in the Space.com forums for an AMA about the sun, red giants and more!
Dr. David A. Boboltz of the National Science Foundation will answer your questions on the sun, red giants and more in the the Space.com forums AMA this week!
Wild satellite view shows near-collision of giant A-74 iceberg in Antarctica
An iceberg 20 times the size of Manhattan careened dangerously close to its parent ice shelf in Antarctica, a series of satellite photos show.
ESA astronaut joins glacier expedition in Alps
From space, the synchronous retreat of the world’s glaciers can be clearly observed. To get a first-hand view of these changes, ESA astronaut Luca Parmitano, along with Susanne Mecklenburg, Head of ESA’s Climate Office, have joined a science expedition taking place at one of the biggest ice masses in the Alps: the Gorner Glacier.
Discovery of a Recent Martian Mudslide
A geologically recent landslide on Mars appears like mudslides on Earth — but it would have required water during a time when Mars was expected to be dry.
Dark Horse reclaims publishing rights for more 'Star Wars' comics in 2022
Scientists now understand the composition of Earth a little better thanks to new study.
Here’s How to Watch Inspiration4 Blast off on Wednesday.
Gravity isn't just a force that keeps things glued together. Through our understanding of general relativity, we know that gravity can make gravitational waves, or ripples in the fabric of space-time.
Even small Mars dust storms dry out the Red Planet, scientists find
Thanks to data from three different Mars orbiters, scientists have determined that small, local dust storms, like their much larger counterparts, play a key role in drying out the Red Planet.
Astronaut applicants asked for patience as numbers exceed forecasts
Astronaut hopefuls are being asked for their patience as ESA processes over 23 000 applications to its Astronaut and Astronaut (with a disability) vacancies. This number far exceeds the Agency’s most optimistic forecasts.
SpaceX Thinks it can Send Humans to the Moon Sooner Than 2024
It’s no secret that a new Space Race has been brewing over the past few years. This time, rather than being a competition between two federal space agencies, the race has more competitors and is more complicated. In addition to more state competitors, there are also commercial space entities vying for positions and lucrative contracts. Add to that a network of public-private partnerships, and you have Space Race 2.0!
Astronauts and satellites watch Hurricane Henri from space as US Northeast braces for storm
As parts of New England brace for Hurricane Henri to make landfall in New York Sunday (Aug. 22), astronauts and satellites are tracking the historic storm from space.
Thousands of ocean fishing boats could be using forced labor – we used AI and satellite data to find them
Fishing on the high seas is a bit of a mystery, economically speaking.
Rare Blue Moon of August 2021 rises tonight. Here's what to expect.
The August full moon rises tonight (Aug. 22), bringing skywatchers a rare seasonal "Blue Moon."
A Flurry of Fall Binocular Comets
Scientists have demonstrated that beamed microwaves can be converted to electricity to power drones.
The full Harvest Moon of 2021 rises tonight: Here's what to look for
Fire and exhaust from the 32 rocket engine nozzles power a Soyuz-2.1b launcher off the ground at the Baikonur Cosmodrome in Kazakhstan. Credit: Roscosmos
Another 34 satellites for OneWeb’s internet network successfully launched on a Russian Soyuz rocket Saturday from the Baikonur Cosmodrome in Kazakhstan, giving the UK-based company a fleet of 288 spacecraft.
Infant “Hot Neptune” Provides Clues to Its Birth
Arianespace launched dozens of internet satellites for the communications company OneWeb this evening (Aug. 21).
Chinese astronauts complete second spacewalk outside space station
Chinese astronauts Nie Haisheng and Liu Boming wave to a video camera while outside the Tianhe core module of China’s space station Friday. Credit: Xinhua
Chinese astronauts Nie Haisheng and Liu Boming accomplished a nearly six-hour spacewalk Friday outside the core module of the country’s new space station, installing a coolant pump and lifting a panoramic camera to provide better views outside the complex.
Astronomy Jargon 101: Standard Candles
In this series we are exploring the weird and wonderful world of astronomy jargon! If only there was a way to measure the distance to today’s topic: standard candles!
The Milky Way Broke one of its Arms
The Milky Way galaxy is our home, and yet in some ways, it is the least understood galaxy. One of the biggest challenges astronomers have is in understanding its large-scale structure. Because we’re in the midst of it all, mapping our galaxy is a bit like trying to map the size and shape of a wooded park while standing in the middle of it.
Every SpaceX Starship explosion and what Elon Musk and team learned from them (video)
Watch Space.com's video of every SpaceX Starship explosion and see what Elon Musk and team learned from them.
Sweden's tallest mountain is shrinking from climate change
Sweden's highest mountain has shrunk by two meters in one year due to the melting of the glacier that covers it.
