In astronomy, there is a concept called “degeneracy”. It has nothing to do with delinquent people, but instead is used to describe data that could be interpreted multiple ways. In
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The Stargazer's Guide to the Night Sky (with FREE Stargazer’s Planisphere!)
In the vast tapestry of the cosmos, where stars twinkle with the light of ancient stories, “The Stargazer’s Guide to the Night Sky” emerges as a beacon for both the
Earth from Space: Lava flow on Réunion Island
This Copernicus Sentinel-2 image captures an active lava flow on the Piton de la Fournaise volcano on Réunion Island. Zoom in or click on the circles to explore this image at its
ESA’s Celeste broadcasts first navigation signal from low Earth orbit
Applications 10/04/2026 72 views 1 likes The European Space Agency has achieved a European first with Celeste, successfully transmitting a navigation signal from low Earth orbit, following the launch of
Earthset From the Lunar Far Side
Earth Observatory Science Earth Observatory Earthset From the Lunar Far Side Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on
Scientists Spot a Solar Flare With Surprising Spectral Behavior
On August 19, 2022, astronomers using the Daniel K. Inouye Solar Telescope (DKIST) on the Hawaiian island of Maui caught the fading remnants of a C-class solar flare. Their observations
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Artist’s concept of exoplanet TRAPPIST-1e, about 40 light-years from Earth. A new study urges caution when trying to determine if there is a methane atmosphere on TRAPPIST-1e, or any atmosphere
Applications 17/12/2025 807 views 7 likes On 17 December, two Galileo satellites lifted off from Europe’s Spaceport in French Guiana aboard an Ariane 6 rocket. This marked the 14th launch
TAMPA, Fla. — Luxembourg-based OQ Technology said Dec. 17 it has connected a commercial Internet of Things (IoT) chipset directly to one of its low Earth orbit satellites, using internally
As 2025 draws to a close, it feels like just yesterday when I signed the agreement to assume leadership of Astronomy Now at the Royal Astronomical Society in June. The
On 17 December, two new Galileo satellites lifted off from Europe’s Spaceport in French Guiana aboard an Ariane 6 rocket. This marked the 14th launch for Europe’s satellite navigation operational
EO Science Earth Observatory A Siberian Snowman in Billings Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human
Southwest Research Institute’s novel Compact Dual Ion Composition Experiment (CoDICE) instrument aboard NASA’s Interstellar Mapping and Acceleration Probe (IMAP) spacecraft has successfully collected first-light data. IMAP launched in September to
File: A SpaceX Falcon 9 rocket stands ready to launch the Starlink 7-14 mission from Vandenberg Space Force Base. Image: SpaceX SpaceX is preparing for the launch of its Falcon
The European Space Agency’s Proba-3 mission has made significant strides in advancing solar observation since its launch in December 2024. Within less than a year of operations, the mission has
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