The Arecibo Observatory in Puerto Rico has figured prominently in our coverage of the cosmos here on ExtremeTech, so we’re sad to report that this iconic radio telescope will be demolished. That’s not because of a lack of funding or to clear the way for a new dish. The …
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New observations from NASA’s Stratospheric Observatory for Infrared Astronomy (SOFIA) show that Ceres does not appear to have the carbon-rich surface composition that space- and ground-based telescopes previously indicated. The results were published in the Astronomical Journal on Jan. 16, 2017. Cross section of Ceres showing the surface layers that …
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The universe is a big place, and we know from targeted observations that there are a lot of black holes out there. These collapsed husks of dead stars have such intense gravity that nothing escapes them, not even light. That makes it tricky to actually observe them, but NASA’s Chandra …
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