The Orion Nebula is classified as an emission nebula — a cosmic cloud of dust and gas that shines by emitting its own light. Recent studies place its distance at about 1,300 light-years.

The great Orion Nebula is a fantastic example of an emission nebula, as evidenced by its red hues ...More and its characteristic emission at 656.3 nanometers. New stars heat and ionize the ...

The Orion Nebula (Messier 42) is the nearest star-forming region to Earth. It is located in the Orion Constellation, just below Orion's Belt.

The Orion Nebula (also known as Messier 42, M42, or NGC 1976) is a glowing emission nebula with a greenish hue and is situated below Orion's Belt. It is one of the brightest nebulae visible to the ...

The Orion Nebula (M42) is so named because it lies within Orion the Hunter, ... M42 is known as an emission nebula. The hydrogen is excited by the hot stars buried within.

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

The image above shows the data collected by APEX in the orange rectangle, with the flame nebula located in the left half and the emission nebula NGC 2023 located on the right.

Within the Orion Nebula lies the Orion Bar, a sharp, diagonal, ridge-like feature of gas and dust. The Orion Bar is essentially the edge of an astronomically large bubble carved out by some of the ...

The European Southern Observatory called the Flame Nebula "Orion's fireplace" in a statement on Tuesday. It's located in the constellation of Orion, which is named for the hunter from Greek mythology.

The Orion Nebula is one of the best “must-see” attractions in the sky, and it’s even more impressive once you know more about this gargantuan star factory.

The European Southern Observatory (ESO) shared a new image of the blazing Flame Nebula, located in the Orion Constellation. Also known as "Orion's fireplace," the colorful interstellar cloud of ...