Miguel Claro captured the Orion Constellation glowing red due to hydrogen gas, as seen from the Dark Sky Alqueva Reserve in Portugal.

The Orion Constellation glows red due to hydrogen gas. Miguel Claro is a professional photographer, author and science communicator based in Lisbon, Portugal, who creates spectacular images of the ...

ABOVE: The Greco-Roman idea of the constellation Orion. Above: Inside the Geodome, which will be in Hot Springs next week.

The best astrophotography cameras need excellent low-light capabilities to let in as much distant starlight as possible — we've tried and tested the top models.

View Djulpan, the constellation of Orion and the Pleiades by Munggurrawuy Yunupingu on artnet. Browse upcoming and past auction lots by Munggurrawuy Yunupingu.