Celestial billboards spark debate on who owns the sky
Astronomers angry about a start-up’s plans for space
from The Hindu - Science http://bit.ly/2G16Eni
from The Hindu - Science http://bit.ly/2G16Eni
Explained | All we know about the Bernardinelli-Bernstein comet, the largest one ever seen
The challenge of measuring the size of the Bernardinelli-Bernstein comet was to separate its nucleus from the coma. from The Hindu - Science https://ift.tt/baw0ogJ
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