Thor’s Helmet Nebula (NGC2359)

Wayne CHoe

February 12, 2020 12:00 am

Eastern Veil-N6992_31May08_NP101-ST10-90x30x30x30

Joseph Busch

Eastern Veil-M6992_31May08_TEC140-STL11K-90x30x30x30_cr

Joseph Busch

IC1318_6Jun08_TEC140-STL11K-60x20x15x10_cr

Joseph Busch

PK 164+31

Dan Bonis

M42-lrgb-30-8-7-10x120oca

m57+ed81s

NGC-1977-RGB_m25_10x_300s

Bob Bryant

RhoOphiuchi-IC4604_6Jun08_NP101-ST10-60x20x20x20-LRLB

Joseph Busch

M97 (NGC 3587), the Owl Nebula, a 10th-mag. planetary nebula in Ursa Major.

M78, an 8th-magnitude reflection nebula in Orion.

November 19, 1995 12:00 am

M76 (NGC 650-1), the Little Dumbbell, a 12th-mag. planetary nebula in Perseus.

M57 (NGC 6720), the Ring Nebula, a 9th mag. planetary nebula in Lyra.

M43, a 9th-magnitude nebula in Orion.

M42, the Orion Nebula, a 3rd-magnitude emission nebula in Orion.

December 4, 1993 12:00 am

M27, the Dumbbell Nebula, an 8th magnitude planetary nebula in Vulpecula.

September 3, 1994 12:00 am

9th-mag. emission/reflection nebula M20 (NGC 6514), the Trifid Nebula, in Sagittarius.

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7th-mag. emission nebula M17 (NGC 6618), aka Swan or Omega Nebula, in Sagittarius.

Emission nebula M16 (Eagle Nebula) in Serpens.

M8 (NGC 6523), or Lagoon Nebula, a 5th-mag. emission nebula in Sagittarius.

M1 (NGC 1952), or the Crab Nebula, an 8th-magnitude supernova remnant in Taurus.

November 19, 1995 12:00 am

Gamma Cygnus, 21 June 1998

Rick Steiner

June 21, 1998 9:53 am

NGC 7662 – Blue Snowball

Arnie Rosner

August 16, 1999 12:00 am

NGC 7635 – Bubble

Mark Park

August 22, 1995 12:00 am