Follow the online briefing on the launch scheduled for 4 November 2025. The Copernicus Sentinel-1 mission delivers radar images of Earth’s surface. It is vital for disaster response teams, environmental
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Astronomy: A Guide
Imagine standing beneath a velvety expanse of stars, each twinkling light a distant sun, and each shadowy void a portal to the unknown. With “Astronomy: A Guide,” you are invited
Universe’s expansion is slowing down, not speeding up
Researchers used type Ia supernovas, similar to SN1994d pictured above in its host galaxy NGC4526, to help establish that the universe’s expansion may actually have started to slow. For decades,
The expansion of our universe may be slowing down. What does that mean for dark energy?
As if dark energy weren’t already mysterious and baffling enough, new research suggests that this unknown force may not be driving galaxies apart at an accelerating rate anymore. This remarkable
Thick Dust Can't Stop Euclid From Doing Its Job
The Euclid Space Telescope found some stars hiding in thick gas and dust in the Orion Molecular Cloud Complex. They’re inside a so-called dark cloud named LDN 1641.
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Hazards originating in space carry the risk of sudden disaster and potentially derailing everyday life, from natural threats like asteroids and solar storms to the human-made one of space debris.
Explore the Cosmos in Style: Pop Threads NASA Worm Logo Vintage Retro Long Sleeve Tee Greetings, Earthlings and cosmic explorers! Are you ready to transcend the ordinary realms of fashion
View at EarthSky Community Photos. | Joel Weatherly in Edmonton, Canada, captured Taurid meteors emanating from the constellation Taurus the Bull on November 11, 2020. Thanks, Joel! New research says
SpaceX is rapidly advancing its Starship assembly and launch infrastructure at its Roberts Road site, as revealed by recent aerial photography from NSF. Progress is notable on several crucial elements,
MOUNTAIN VIEW, California – While organizations are focused on space applications for quantum communications, quantum computers are not likely to reach orbit for the foreseeable future. “Even if we see
The gas giant’s early growth carved rings in the protoplanetary disk that surrounded our Sun billions of years ago. This process set the architecture for the inner Solar System and
New research from Tel Aviv University reveals that the first stars in the Universe formed in binary systems. These stars played a vital role in the evolution of early galaxies,
The next Copernicus Sentinel-1 mission is set to launch on November 4, 2025, marking a significant step forward in Earth observation technology. This mission will enhance the capabilities of the
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