Here are two more nebula galaxies. The pair are about 31 million light-years apart. Not far in the sky from the handle of the Big Dipper, they officially lie within the boundaries of the small constellation Canes Venatici.
This "family portrait" is a composite of the Jovian system: the edge of Jupiter with its Great Red Spot + Jupiter's 4 largest moons, known as the Galilean satellites. The moons (top-to-bottom): Io, Europa, Ganymede and Callisto.
Zeta Ophiuchus, a massive star plowing through the gas and dust floating in space. Zeta Oph is a bruiser, with 20 times the Sun’s mass. It’s an incredibly luminous star, blasting out light at a rate times higher than the Sun! Even at its distance of
The breathtakingly beautiful Cocoon Nebula is located about light years away toward the constellation of Cygnus. Hidden inside the Cocoon is a newly developing open cluster of stars dominated by a massive star in the center of the above.
The famous nebula in Orion, located about light-years from Earth, is actively making new stars today. Although the optical nebula is dominated by the light from four massive, hot young stars, IRAC reveals many other young stars still embedded in thei