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The ANCH0R Survey – Additional Nearby Calibrators for H0 Reliability
The ANCH0R survey program is conducting a volume-limited survey to search every galaxy within 15 Mpc for 22 GHz water megamaser emission, with the goal of finding “the next NGC 4258.” NGC 4258 is the nearest, brightest, and “cleanest” disk megamaser system known, and its geometric distance carries disproportionate weight in setting the absolute scale…
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Radar Echoes From Europa Reveal Secrets Beneath the Ice
A 13‑year campaign with the NSF Green Bank Telescope and NASA’s Goldstone antenna confirms a unique scattering effect in Europa’s ice and set new bounds on how far radar can see into its frozen shell
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NSF NRAO at 248th AAS
From tidal disruption events and turbulent galactic centers to Europa and Io, new observations with ALMA, the NSF VLA, and the NSF GBT radar reveal how gas, dust, and ice behave under the most extreme conditions
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Painting the Giant: NSF Green Bank Telescope Gets Critical Makeover
Repainting of telescope feed arm marks a major milestone in a multi-year project to protect the world’s largest fully steerable radio telescope
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“There are 4 people in those pixels.” NSF Green Bank Observatory Shares Images, Data From Artemis II Mission
Radar signals received by world’s largest fully steerable radio telescope tracked spacecraft with NASA’s communications network for historic lunar test flight
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Pocahontas County Students Shine at Science Fair — With a Little Help from the NSF Green Bank Observatory
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New Head of Education for NSF Green Bank Observatory
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NSF Green Bank Telescope Tunes in to Artemis II
World’s largest fully steerable radio telescope partners with NASA’s communications network to support tracking for historic lunar test flight