Physics ยท Science General

Astronomy and Cosmology

4,450 Questions

This topic provides questions on astronomy, cosmology, and the physical universe. It covers subjects like the Hubble sequence, constellations, dark matter, and stellar evolution. These questions help build a strong foundation for general science exam sections.

Galaxies and clustersConstellations and starsStellar evolutionSpace observatories

Astronomy and Cosmology Questions

Multiple choice

Which catalog contains ultraviolet sources observed by the Galaxy Evolution Explorer (GALEX) satellite?

  1. The GALEX Ultraviolet Atlas

  2. The GALEX Ultraviolet Variability Catalog

  3. The GALEX Ultraviolet Source Catalog

  4. The GALEX Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The GALEX Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100 million galaxies, stars, and other objects observed by the GALEX satellite.

Multiple choice

What is the name of the catalog that contains ultraviolet sources observed by the Swift satellite?

  1. The Swift Ultraviolet Atlas

  2. The Swift Ultraviolet Variability Catalog

  3. The Swift Ultraviolet Source Catalog

  4. The Swift Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Swift Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the Swift satellite.

Multiple choice

Which catalog contains ultraviolet sources observed by the Hubble Space Telescope (HST)?

  1. The HST Ultraviolet Atlas

  2. The HST Ultraviolet Variability Catalog

  3. The HST Ultraviolet Source Catalog

  4. The HST Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The HST Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the HST.

Multiple choice

What is the name of the catalog that contains ultraviolet sources observed by the Chandra X-ray Observatory?

  1. The Chandra Ultraviolet Atlas

  2. The Chandra Ultraviolet Variability Catalog

  3. The Chandra Ultraviolet Source Catalog

  4. The Chandra Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Chandra Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the Chandra X-ray Observatory.

Multiple choice

Which catalog contains ultraviolet sources observed by the XMM-Newton X-ray Observatory?

  1. The XMM-Newton Ultraviolet Atlas

  2. The XMM-Newton Ultraviolet Variability Catalog

  3. The XMM-Newton Ultraviolet Source Catalog

  4. The XMM-Newton Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The XMM-Newton Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the XMM-Newton X-ray Observatory.

Multiple choice

What is the name of the catalog that contains ultraviolet sources observed by the ROSAT X-ray Observatory?

  1. The ROSAT Ultraviolet Atlas

  2. The ROSAT Ultraviolet Variability Catalog

  3. The ROSAT Ultraviolet Source Catalog

  4. The ROSAT Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The ROSAT Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the ROSAT X-ray Observatory.

Multiple choice

Which catalog contains ultraviolet sources observed by the BeppoSAX X-ray Observatory?

  1. The BeppoSAX Ultraviolet Atlas

  2. The BeppoSAX Ultraviolet Variability Catalog

  3. The BeppoSAX Ultraviolet Source Catalog

  4. The BeppoSAX Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The BeppoSAX Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the BeppoSAX X-ray Observatory.

Multiple choice

What is the name of the catalog that contains ultraviolet sources observed by the INTEGRAL gamma-ray Observatory?

  1. The INTEGRAL Ultraviolet Atlas

  2. The INTEGRAL Ultraviolet Variability Catalog

  3. The INTEGRAL Ultraviolet Source Catalog

  4. The INTEGRAL Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The INTEGRAL Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the INTEGRAL gamma-ray Observatory.

Multiple choice

Which catalog contains ultraviolet sources observed by the Fermi gamma-ray Space Telescope?

  1. The Fermi Ultraviolet Atlas

  2. The Fermi Ultraviolet Variability Catalog

  3. The Fermi Ultraviolet Source Catalog

  4. The Fermi Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Fermi Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the Fermi gamma-ray Space Telescope.

Multiple choice

What is the name of the catalog that contains ultraviolet sources observed by the NuSTAR X-ray Observatory?

  1. The NuSTAR Ultraviolet Atlas

  2. The NuSTAR Ultraviolet Variability Catalog

  3. The NuSTAR Ultraviolet Source Catalog

  4. The NuSTAR Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The NuSTAR Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the NuSTAR X-ray Observatory.

Multiple choice

Which catalog contains ultraviolet sources observed by the Swift X-ray Telescope?

  1. The Swift Ultraviolet Atlas

  2. The Swift Ultraviolet Variability Catalog

  3. The Swift Ultraviolet Source Catalog

  4. The Swift Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Swift Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the Swift X-ray Telescope.

Multiple choice

What is the name of the catalog that contains ultraviolet sources observed by the Chandra X-ray Visionary Project?

  1. The Chandra Ultraviolet Atlas

  2. The Chandra Ultraviolet Variability Catalog

  3. The Chandra Ultraviolet Source Catalog

  4. The Chandra Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Chandra Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the Chandra X-ray Visionary Project.

Multiple choice

Which catalog contains ultraviolet sources observed by the Hubble Space Telescope Cosmic Origins Spectrograph?

  1. The HST Ultraviolet Atlas

  2. The HST Ultraviolet Variability Catalog

  3. The HST Ultraviolet Source Catalog

  4. The HST Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The HST Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the Hubble Space Telescope Cosmic Origins Spectrograph.

Multiple choice

What is the name of the catalog that contains ultraviolet sources observed by the James Webb Space Telescope?

  1. The JWST Ultraviolet Atlas

  2. The JWST Ultraviolet Variability Catalog

  3. The JWST Ultraviolet Source Catalog

  4. The JWST Ultraviolet Background Catalog
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The JWST Ultraviolet Source Catalog contains ultraviolet images and fluxes of over 100,000 galaxies, stars, and other objects observed by the James Webb Space Telescope.

Multiple choice

Which of the following is a barred spiral galaxy?

  1. Andromeda Galaxy

  2. Milky Way Galaxy

  3. Sombrero Galaxy

  4. Whirlpool Galaxy
Reveal answer Fill a bubble to check yourself
C Correct answer
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.