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This line of galaxies is a cosmic coincidence behind the interacting system Arp-Madore 2105-332, which is a pair of galaxies 200 million light years away in the suitably small constellation of Microscopium.


NASA’s Voyager 1 probe calls home after five months

For the first time in five months, NASA’s Voyager 1 spacecraft is returning usable data about the health and status of its onboard engineering systems. The next step is to enable the spacecraft to begin returning science data again. The probe and its twin, Voyager 2, are the only spacecraft to depart the Solar System and fly in interstellar space.


Chasing lunar shadows

 There’s so much that the Moon offers to an observer armed with just modest instrumentation and the unaided eye. Here’s some of the Moon’s best sights on an exciting observing journey as the Moon waxes from new to full phase.