Black holes are notorious for gobbling up everything that comes their way, but astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have discovered that even supermassive black holes can be
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First Light For PoET: Shining (sun)Light On Exoplanet Research
The Paranal solar ESPRESSO Telescope (PoET), installed at the European Southern Observatory’s (ESO’s) Paranal site in Chile, has made its first observations. The telescope will work with ESO’s ESPRESSO instrument
Hawaiian Geothermal Fumaroles Contain Diverse and Novel Viruses
A) Subcluster of viral genomes within the family Microviridae. Network constructed using vConTACT3 and visualized in Cytoscape. Reference nodes are colored by genus (RefSeq and vConTACT3 predictions), while fumarole viruses
Habitability Study of Terrestrial Planets: Application to Venus-like Worlds
Habitability factors at time period from ∼4.1 Ga till end of LHB (left) and current (right) Earth (green), Venus (yellow), and Mars (red). — astro-ph.EP The study of planetary habitability
Ice Planet Cartography: First Cataloguing Of Lakes Beneath The Canadian Arctic
Lake in the Canadian Arctic — University of Waterloo Researchers have created the first map of a network of subglacial lakes in the Canadian Arctic showing 33 bodies of water
'It probably will start a precedent': Why satellite company's withholding of Iran imagery has this expert worried
The Earth-observation company Planet Labs is withholding its satellite imagery of Iran indefinitely. In response to a request from the U.S. government, Planet Labs made a decision not to share
A house-size asteroid is heading toward Earth tonight: Here's what you need to know
A house-size asteroid will make a close pass of Earth and the moon tonight (April 9), passing a little over half the distance to the moon as it buzzes the
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An H3 rocket from Mitsubishi Heavy Technologies and JAXA lifts off with the QZS-5 navigation satellite. The rocket suffered a second stage anomaly that prevented a successful deployment at the
Tory Bruno stands between a pair of Vulcan booster at United Launch Alliance’s rocket factory in Decatur, Alabama, on Nov. 4, 2025. Image: Will Robinson-Smith/Spaceflight Now United Launch Alliance announced
Engineers need good data to build lasting things. Even the designers of the Great Pyramids knew the limestone they used to build these massive structures would be steady when stacked
Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam Announcements More Archives Conference Schedules Style Guide 7 min read
WASHINGTON — CACI International said on Dec. 22 it is acquiring space technology company ARKA Group in an all-cash transaction valued at $2.6 billion, expanding its footprint in space-based sensing
Driven by renewed attention to filled with wonders both near and far, the EACONN Telescope stands out as a gateway to exploration, beckoning both curious young minds and seasoned stargazers
Europa — NASA JPL source Galilean moons exhibit a decrease in bulk density with distance from Jupiter, which may reflect differences in evolutionary paths and water loss.
Coprates Chasma — NASA HiRISE This image of Coprates Chasma shows the deepest part of the giant Valles Marineris canyon system, more than 7 kilometers below the nearest rim and
Surface temperature maps of our GCM simulations for different surface-atmosphere scenarios (Table 1) with 1 bar (top two rows) and 10 bar (bottom row) atmospheres. The substellar point is located
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01Two Black Holes Observed Circling Each Other for the First Time -
02From Polymerization-Enabled Folding and Assembly to Chemical Evolution: Key Processes for Emergence of Functional Polymers in the Origin of Life -
03Astronomy 101: From the Sun and Moon to Wormholes and Warp Drive, Key Theories, Discoveries, and Facts about the Universe (The Adams 101 Series) -
04True Anomaly hires former York Space executive as chief operating officer -
05Φsat-2 begins science phase for AI Earth images -
06Hurricane forecasters are losing 3 key satellites ahead of peak storm season − a meteorologist explains why it matters -
07Binary star systems are complex astronomical objects − a new AI approach could pin down their properties quickly
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