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Astronomers using the TRAPPIST telescope at ESO’s La Silla Observatory have discovered three planets with sizes and temperatures similar to those of Venus and Earth, orbiting an ultra-cool dwarf...

A different astronomy and space science related image is featured each day, along with a brief explanation.

Check out this mind-bending video that talks about the "Hubble Ultra Deep Field" image captured by NASA astronomers nearly a decade ago -- a photograph tha