Deep-Sky Objects

Description: Test your knowledge about various deep-sky objects in astronomy.
Number of Questions: 15
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Tags: astronomy deep-sky objects space exploration
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Which of the following is a barred spiral galaxy?

  1. Andromeda Galaxy

  2. Milky Way Galaxy

  3. Sombrero Galaxy

  4. Whirlpool Galaxy


Correct Option: C
Explanation:

The Sombrero Galaxy is a barred spiral galaxy located in the Virgo constellation. It is known for its prominent dust lane that obscures the galaxy's center.

What is the largest galaxy in the observable universe?

  1. IC 1101

  2. Milky Way Galaxy

  3. NGC 4889

  4. U1.27


Correct Option: A
Explanation:

IC 1101 is the largest known galaxy in the observable universe. It is an elliptical galaxy located in the constellation of Hercules.

Which deep-sky object is known for its distinctive spiral arms?

  1. Crab Nebula

  2. Eagle Nebula

  3. Orion Nebula

  4. Whirlpool Galaxy


Correct Option: D
Explanation:

The Whirlpool Galaxy, also known as M51, is a spiral galaxy located in the constellation of Canes Venatici. It is known for its distinctive spiral arms and is a popular target for amateur astronomers.

What is the name of the supermassive black hole at the center of our galaxy?

  1. Sagittarius A*

  2. Cygnus X-1

  3. M87

  4. Ton 618


Correct Option: A
Explanation:

Sagittarius A* is the supermassive black hole at the center of the Milky Way Galaxy. It is located in the constellation of Sagittarius and has a mass of about 4.3 million times that of the Sun.

Which deep-sky object is known for its emission and reflection nebulae?

  1. Crab Nebula

  2. Eagle Nebula

  3. Orion Nebula

  4. Pleiades


Correct Option: C
Explanation:

The Orion Nebula is a diffuse nebula located in the constellation of Orion. It is known for its emission and reflection nebulae, which create a stunning visual display.

What is the name of the largest globular cluster in our galaxy?

  1. 47 Tucanae

  2. M13

  3. M3

  4. Omega Centauri


Correct Option: D
Explanation:

Omega Centauri is the largest globular cluster in the Milky Way Galaxy. It is located in the constellation of Centaurus and contains over 10 million stars.

Which deep-sky object is known for its distinctive shape resembling a crab?

  1. Crab Nebula

  2. Eagle Nebula

  3. Orion Nebula

  4. Pleiades


Correct Option: A
Explanation:

The Crab Nebula is a supernova remnant located in the constellation of Taurus. It is known for its distinctive shape resembling a crab and is a popular target for amateur astronomers.

What is the name of the open star cluster located in the constellation of Taurus?

  1. 47 Tucanae

  2. M13

  3. M3

  4. Pleiades


Correct Option: D
Explanation:

The Pleiades is an open star cluster located in the constellation of Taurus. It is also known as the Seven Sisters and is a popular target for amateur astronomers.

Which deep-sky object is known for its distinctive pillars of gas and dust?

  1. Crab Nebula

  2. Eagle Nebula

  3. Orion Nebula

  4. Pleiades


Correct Option: B
Explanation:

The Eagle Nebula is a star-forming region located in the constellation of Serpens. It is known for its distinctive pillars of gas and dust, which have been captured in iconic images by the Hubble Space Telescope.

What is the name of the dwarf galaxy that is a satellite of the Milky Way?

  1. Andromeda Galaxy

  2. Large Magellanic Cloud

  3. Small Magellanic Cloud

  4. Triangulum Galaxy


Correct Option: B
Explanation:

The Large Magellanic Cloud is a dwarf galaxy that is a satellite of the Milky Way. It is located in the southern hemisphere and is visible to the naked eye.

Which deep-sky object is known for its distinctive shape resembling a sombrero?

  1. Crab Nebula

  2. Eagle Nebula

  3. Orion Nebula

  4. Sombrero Galaxy


Correct Option: D
Explanation:

The Sombrero Galaxy is a barred spiral galaxy located in the constellation of Virgo. It is known for its distinctive shape resembling a sombrero and is a popular target for amateur astronomers.

What is the name of the open star cluster located in the constellation of Orion?

  1. 47 Tucanae

  2. M13

  3. M3

  4. Orion Nebula


Correct Option:
Explanation:

M42 is an open star cluster located in the constellation of Orion. It is also known as the Great Orion Nebula and is a popular target for amateur astronomers.

Which deep-sky object is known for its distinctive shape resembling a butterfly?

  1. Crab Nebula

  2. Eagle Nebula

  3. Butterfly Nebula

  4. Sombrero Galaxy


Correct Option: C
Explanation:

The Butterfly Nebula is a planetary nebula located in the constellation of Scorpius. It is known for its distinctive shape resembling a butterfly and is a popular target for amateur astronomers.

What is the name of the dwarf galaxy that is a satellite of the Andromeda Galaxy?

  1. Andromeda Galaxy

  2. Large Magellanic Cloud

  3. Small Magellanic Cloud

  4. Triangulum Galaxy


Correct Option: D
Explanation:

The Triangulum Galaxy is a dwarf galaxy that is a satellite of the Andromeda Galaxy. It is located in the constellation of Triangulum and is visible to the naked eye under dark skies.

Which deep-sky object is known for its distinctive shape resembling a ring?

  1. Crab Nebula

  2. Eagle Nebula

  3. Orion Nebula

  4. Ring Nebula


Correct Option: D
Explanation:

The Ring Nebula is a planetary nebula located in the constellation of Lyra. It is known for its distinctive shape resembling a ring and is a popular target for amateur astronomers.

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