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Astronomy & Space news
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 ...
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
5 hours ago
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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
3 hours ago
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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
7 hours ago
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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
7 hours ago
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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
7 hours ago
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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
7 hours ago
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An even ghostlier neutrino may rule the universe
Strange "right-handed" neutrinos may be responsible for all the matter in the universe, according to new research.
Astronomy
17 hours ago
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Panorama of Andromeda galaxy unveils hundreds of millions of stars
In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby stellar island to our Milky ...
Astronomy
18 hours ago
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Is the moon a chunk ejected from Earth? Study sheds light on moon formation, origin of water on Earth
A research team from the University of Göttingen and the Max Planck Institute for Solar System Research (MPS) has discovered another piece in the puzzle of the formation of the moon and water on Earth. The prevailing theory ...
Planetary Sciences
19 hours ago
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Double the disks, double the discovery: New insights into planet formation in DF Tau
Tucked away in a star-forming region in the Taurus constellation, a pair of circling stars are displaying some unexpected differences in the circumstellar disks of dust and gas that surround them. A new study led by researchers ...
Planetary Sciences
19 hours ago
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Tiny galaxy reignites, shedding light on star formation and cosmic evolution
In a study published in the Astrophysical Journal, a team of researchers led by Kristen McQuinn, a scientist at the Space Telescope Science Institute and an associate professor in the Department of Physics and Astronomy at ...
Astronomy
20 hours ago
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Young stars in the Milky Way's back yard challenge our understanding of how they form
Astronomers have made new discoveries about young star formation in the Large Magellanic Cloud (LMC), using the James Webb Space Telescope (JWST), along with observations from the Atacama Large Millimeter/submillimeter Array ...
Astronomy
23 hours ago
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Musk's Starship set for launch after Bezos orbital triumph
The rivalry between the world's two richest men is going cosmic.
Space Exploration
19 hours ago
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Bezos' Blue Origin has successfully launched its New Glenn rocket to orbit, a feat 15 years in the making
Just past 2 a.m. Eastern time on Jan. 16, 2025, a new rocket blasted off from the Cape Canaveral Space Force Station in Florida. By reaching orbit, Blue Origin's New Glenn rocket launch has marked a milestone for a commercial ...
Space Exploration
13 hours ago
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UK approves first vertical rocket launch
The first vertical launch of a rocket into orbit from European soil could take place from the UK's most northerly point this year after a German company won approval for spaceflight, regulators announced Thursday.
Space Exploration
23 hours ago
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NASA's Pandora mission one step closer to probing alien atmospheres
Pandora, NASA's newest exoplanet mission, is one step closer to launch with the completion of the spacecraft bus, which provides the structure, power and other systems that will allow the mission to carry out its work. Pandora's ...
Space Exploration
22 hours ago
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Latest moon mission carries a new reflection on history
In July 1969, four faculty members traveled from College Park to Kennedy Space Center in Florida to provide last-minute instruction to a noteworthy pupil: an Apollo 11 astronaut about to become one of the first humans to ...
Space Exploration
22 hours ago
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NASA's stuck astronaut steps out on a spacewalk after 7 months in orbit
One of NASA's two stuck astronauts got a much welcomed change of scenery Thursday, stepping out on her first spacewalk since arriving at the International Space Station more than seven months ago.
Space Exploration
23 hours ago
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