10/30/2025 The ARRL Foundation Scholarship Program has opened the application window for 2026 scholarships. Applications will…
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Small Antennas for Small Spaces 3rd Edition
10/30/2025 Amateur radio operators love antennas — the bigger the better — but if you don’t…
Successful berthing of the HTV-X1 to the International Space Station (ISS)
Successful berthing of the HTV-X1 to the International Space Station (ISS) Japan Aerospace Exploration Agency HTV-X1…
Interstellar object 3I/ATLAS shows rapid brightening near perihelion
Interstellar object 3I/ATLAS (C/2025 N1) reached perihelion on October 29, at about 1.36 AU from the…
ESA – Sentinel-1D pre-launch media briefing
Follow the online briefing on the launch scheduled for 4 November 2025. The Copernicus Sentinel-1 mission…
Super-Earth 18 light-years away sparks hope for life in space
View larger. | Artist’s concept of GJ 251 c, a potentially habitable world, a super-Earth type…
A view of the Milky Way galaxy in unprecedented radio color
View entire image here. | This is a selection of the new radio view of the…
ESA – ESA Space Safety Fleet
Hazards originating in space carry the risk of sudden disaster and potentially derailing everyday life, from…
Time for an interstellar flyby! Meet 3i/ATLAS, a very old comet
Scientists are observing the skies as the comet 3i/ATLAS makes a close flyby of Earth. Source…
A tiny nearby galaxy is home to a shockingly enormous black hole
It is hard to believe, but Segue 1, a very faint dwarf galaxy, is at the…