Eridanus Void. The area shows almost no signs of cosmic matter, meaning no stars, planets, solar systems or clouds of cosmic dust. Researchers couldn't even find dark matter, which is invisible but measurable by its gravitational pull. There were also no signs of black holes that might have gobbled up the matter once present in the region.
Previously-Unseen Binary Companions To Very Young Protostars : Revealed - Studying gas-enshrouded young stars roughly 1,000 light-years from Earth, a team of astronomers discovered previously unseen binary companions to a pair of very young protostars. Image : National Radio Astronomy Observatory (NRAO)
The many newborn stars that lie within the dark nebula band that separates the Orion Nebula and the Running Man Nebula, in a very narrow band of infrared, showing the stars being born "on a string." This image proves that while the two nebulae look separated by the dark nebula band, they are actually connected and are one.