The small galaxy, the dwarf galaxy IC 2574, is located about 12 million light-years away (1 light-year is the distance light travels in one year, approximately 9.46 trillion kilometers) and is part of ...
In 1993, when the Hubble Space Telescope surveyed the Orion nebula for the first time, its images provided a substantial boost for the argument that stars with planetary systems are commonplace in the ...
Hosted on MSN

What Is a Nebula?

Hubble Telescope image of the Horsehead Nebula. Credit: T.A.Rector (NOIRLab/NSF/AURA) & Hubble Heritage Team (STScI/AURA/NASA) Nebulae are all but impossible to spot in the night sky, but you'd never ...
“These fragments may be the remains of once-larger clouds that have been shredded by the enormous energy being released by young and massive stars, a process dubbed feedback,” says Tony Wong, who led ...