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Astronomy & Space news
Watch doorbell camera capture rare meteorite strike in Canada
A doorbell camera on a Canadian home captured rare video and sound of a meteorite striking Earth as it crashed into a couple's walkway.
Space Exploration
11 hours ago
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Why is one half of Mars so different to the other? 'Marsquakes' may have just revealed the answer
Mars is home to perhaps the greatest mystery of the solar system: the so-called Martian dichotomy, which has baffled scientists since it was discovered in the 1970s.
Planetary Sciences
5 hours ago
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New model predicts solar storm particle acceleration and escape
The sun, a searing hot sphere of gas primarily composed of hydrogen and helium, boasts surface and outer atmospheric temperatures ranging from 10,000 to 3.6 million degrees Fahrenheit on its surface and its atmosphere's outermost ...
Planetary Sciences
14 hours ago
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US grounds SpaceX's Starship after fiery mid-air explosion
The United States on Friday grounded SpaceX's Starship and ordered Elon Musk's company to investigate why the spaceship spectacularly disintegrated in a fiery cascade over the Caribbean during its latest test mission.
Space Exploration
11 hours ago
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A new industrial megaproject threatens the view of the world's best observatories
Astronomers have been battling threats to their clear skies on all fronts lately. One of the most notable battles, which we have reported on repeatedly, is the one against Starlink and other mega-constellations of satellites, ...
Astronomy
12 hours ago
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27
Turning the Hubble tension into a crisis: New measurement confirms universe is expanding too fast for current models
The universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous—and highly debated—results had shown: The universe is expanding faster than predicted by theoretical models, and ...
Astronomy
Jan 17, 2025
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Space itself may have created galaxies
According to new research, the earliest seeds of structures may have been laid down by gravitational waves sloshing around in the infant universe.
Astronomy
Jan 17, 2025
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Mars's two distinct hemispheres caused by mantle convection not giant impacts, study claims
Mars has northern and southern hemispheres like Earth, but their defining characteristics are markedly different, a phenomenon known as Martian dichotomy. The Southern Highlands are older, higher in elevation and more cratered ...
Mars's rare disappearing solar wind event explained
Mars's atmosphere and climate are impacted by interactions with solar wind, a stream of plasma comprised of protons and electrons that flows from the sun's outermost atmosphere (corona), traveling at speeds of 400–1,000 ...
SpaceX catches Starship booster again, but upper stage explodes
Hours after Jeff Bezos's Blue Origin nailed its first-ever orbital mission, SpaceX seized back the spotlight on Thursday as its latest test of Starship, its gargantuan next-generation megarocket, ended with the upper stage ...
Space Exploration
Jan 17, 2025
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SpaceX launch accident likely caused by fire that sent trails of flaming debris near the Caribbean
SpaceX suspects a fire may have caused its Starship to break apart during liftoff and send trails of flaming debris near the Caribbean.
Space Exploration
Jan 17, 2025
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1
Hubble tracks down a 'blue lurker' among stars
Our sun is a lonely star. At least half the stars in our galaxy have binary companions. This was nicely illustrated in the Star Wars movie trilogy where Luke Skywalker watched two suns set on the horizon as seen from his ...
Astronomy
Jan 17, 2025
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A seed-sized signal amplifier chip could boost space communications
Smaller than a strawberry seed, this tiny signal amplifier was produced by the European Space Agency to fill a missing link in current technology, helping to make future radar-observing and telecommunications space missions ...
Space Exploration
Jan 17, 2025
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116
Astronomers capture unprecedented view of supermassive black hole in action
Active galactic nuclei are supermassive black holes at the center of certain galaxies. As matter falls into these black holes, enormous amounts of energy are released, making active galactic nuclei, or AGN, one of the most ...
Astronomy
Jan 17, 2025
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Astrophysicists reveal structure of 74 exocomet belts orbiting nearby stars
Astrophysicists led by a team from Trinity College Dublin have—for the first time—imaged a large number of exocomet belts around nearby stars, and the tiny pebbles within them. The crystal-clear images show light being ...
Astronomy
Jan 17, 2025
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Exoplanets around red dwarfs face extreme space weather, Chandra finds
Planets around other stars need to be prepared for extreme weather conditions, according to a new study from NASA's Chandra X-ray Observatory and ESA's (European Space Agency's) XMM-Newton that examined the effects of X-rays ...
Astrobiology
Jan 17, 2025
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How to glimpse a parade of planets in the January night sky
Six planets grace the sky this month in what's known as a planetary parade, and most can be seen with the naked eye.
Planetary Sciences
Jan 17, 2025
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NASA's IMAP instrument installations complete
With the installation of a charged particle detector on Dec. 3, 2024, all 10 of NASA's Interstellar Mapping and Acceleration Probe (IMAP) science instruments have been fully integrated on the spacecraft.
Space Exploration
Jan 17, 2025
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Image: Hubble captures young stars changing their environments
This NASA/ESA Hubble Space Telescope image peers into the dusty recesses of the nearest massive star-forming region to Earth, the Orion Nebula (Messier 42, M42). Just 1,500 light-years away, the Orion Nebula is visible to ...
Astronomy
Jan 17, 2025
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Study provides insight into how some species thrive in dark, oxygen-free environments
Most life on Earth relies on the sun's energy for survival, but what about organisms in the deep sea that live beyond the reach of its rays? A new study led by Woods Hole Oceanographic Institution (WHOI), published in The ...
Astrobiology
Jan 17, 2025
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More news
Blue Origin's New Glenn rocket blasts into orbit for first time
Musk's Starship set for launch after Bezos orbital triumph
NASA's Pandora mission one step closer to probing alien atmospheres
UK approves first vertical rocket launch
NASA's stuck astronaut steps out on a spacewalk after 7 months in orbit
Latest moon mission carries a new reflection on history
Jeff Bezos' New Glenn rocket reaches orbit on first test flight
India achieves 'historic' space docking mission
2 private lunar landers head toward the moon in a roundabout journey
Other news
Dual-reactor system converts CO₂ to consumable single-cell protein
Extinction threatens nearly a quarter of all freshwater species
Traffic jams? Study reveals ants' secrets to smooth traffic flow
Microbial diversity mapped: 42% of bacteria lack genomic data, study finds
Signatures of ice-free ancient ponds and lakes found on Mars
Machinery behind bacterial nanowires discovered
