Dwarf galaxy D2 is the group's most massive member with a stellar mass of 275 million solar masses, while D4 is the least massive—with a stellar mass of only 14.7 million solar masses.
A not-so-distant white dwarf named WD 2226-210 has been on our radar since the 1980s for releasing X-rays, now we may know ...
We're all familiar with the outward signs of aging. The face that greets you in the mirror each morning may have sagging skin ...
Dozens of dwarf galaxies swarming around the Andromeda Galaxy like bees have been caught on camera by the Hubble Space Telescope, which took more than a thousand orbits of the Earth to take enough ...
The Tallest Dwarf” was a 92 minute documentary helmed by Julie Forrest Wyman, who directed and produced.  Debra Schaffner ...
"We present the newly discovered dwarf galaxy Pegasus VII (Peg VII), a member of the M31 sub-group which has been uncovered in the ri photometric catalogs from the Ultraviolet Near-Infrared ...