General Awareness ยท Physics

Space Exploration and Astronomy

3,952 Questions

Review significant milestones in space exploration, including artificial satellites, reusable space shuttles, and historic lunar landings. This topic also covers astronomical phenomena and telescopic observations. Such scientific general knowledge is commonly tested in SSC, railways, and banking examinations.

Space shuttle missionsArtificial satellitesLunar and planetary landingsSpace telescopes and observatories

Space Exploration and Astronomy Questions

Multiple choice

What is the name of the first space probe to land on Mars?

  1. Mariner 4

  2. Viking 1

  3. Pathfinder

  4. Curiosity
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Viking 1 was the first space probe to land on Mars in 1976.

Multiple choice

What was the name of the scientific instrument that Galileo Galilei used to observe the moons of Jupiter?

  1. Telescope

  2. Microscope

  3. Astrolabe

  4. Compass
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Galileo Galilei used a telescope to observe the moons of Jupiter.

Multiple choice

What is the name of the radio telescope that was used to discover the first exoplanet?

  1. Arecibo Observatory

  2. Very Large Array

  3. Atacama Large Millimeter Array

  4. Square Kilometer Array
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The first exoplanet, 51 Pegasi b, was discovered in 1995 using the Arecibo Observatory.

Multiple choice

What discovery revolutionized our understanding of the solar system and revealed new worlds beyond Earth?

  1. Kepler Space Telescope

  2. Hubble Space Telescope

  3. Voyager Missions

  4. Mars Rovers
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Kepler Space Telescope discovered thousands of exoplanets, expanding our knowledge of the solar system and the potential for life beyond Earth.

Multiple choice

What is the name of the comet that is most famous for its long, flowing tail?

  1. Halley's Comet

  2. Hale-Bopp

  3. Shoemaker-Levy 9

  4. Hyakutake
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Halley's Comet is the most famous comet, and is known for its long, flowing tail. It is visible from Earth every 76 years.

Multiple choice

What was the name of the first satellite radio service in the United States?

  1. Sirius

  2. XM

  3. SiriusXM

  4. Pandora
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Sirius was the first satellite radio service in the United States, launched in 2001.

Multiple choice

What are the principles governing the exploration and use of the Moon and other celestial bodies under the Moon Agreement?

  1. The principle of non-appropriation

  2. The principle of equal access

  3. The principle of peaceful use

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The principles governing the exploration and use of the Moon and other celestial bodies under the Moon Agreement include the principle of non-appropriation, the principle of equal access, and the principle of peaceful use.

Multiple choice

What is the role of regional organizations in the settlement of disputes in space?

  1. Regional organizations can adopt resolutions on the settlement of disputes in space.

  2. Regional organizations can establish committees to study the issue of dispute settlement in space.

  3. Regional organizations can request the International Court of Justice to issue an advisory opinion on a legal question related to outer space.

  4. Regional organizations can impose sanctions on states that violate the Outer Space Treaty.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Regional organizations can adopt resolutions on the settlement of disputes in space. Regional organizations cannot establish committees, request an advisory opinion, or impose sanctions.

Multiple choice

What was the primary criticism of the PSLV C37 mission?

  1. Satellite failure

  2. Launch vehicle failure

  3. Payload deployment failure

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The PSLV C37 mission faced criticism due to the failure of the satellite, launch vehicle, and payload deployment.

Multiple choice

Which organization is responsible for maintaining the Register of Objects Launched into Outer Space?

  1. United Nations Office for Outer Space Affairs (UNOOSA)

  2. International Telecommunication Union (ITU)

  3. International Civil Aviation Organization (ICAO)

  4. European Space Agency (ESA)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The United Nations Office for Outer Space Affairs (UNOOSA) is responsible for maintaining the Register of Objects Launched into Outer Space.

Multiple choice

What information is required for the registration of a space object?

  1. Name of the launching state

  2. Date and time of launch

  3. Orbital parameters

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The information required for the registration of a space object includes the name of the launching state, the date and time of launch, and the orbital parameters.

Multiple choice

What is the role of the Inter-Agency Space Debris Coordination Committee (IADC) in space object registration?

  1. To develop guidelines for space object registration

  2. To promote international cooperation in space debris mitigation

  3. To track and monitor space debris

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Inter-Agency Space Debris Coordination Committee (IADC) plays a role in space object registration by developing guidelines for space object registration, promoting international cooperation in space debris mitigation, and tracking and monitoring space debris.

Multiple choice

Which resource is widely used by astronomy educators to teach about the solar system?

  1. Stellarium

  2. Google Earth

  3. NASA's Eyes on the Solar System

  4. WorldWide Telescope
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Stellarium is a free open-source planetarium software that allows users to explore the night sky and learn about astronomy. It is widely used by astronomy educators to teach about the solar system, stars, and constellations.

Multiple choice

Which satellite mission was specifically designed to study gamma-ray bursts?

  1. Hubble Space Telescope

  2. Chandra X-ray Observatory

  3. Fermi Gamma-ray Space Telescope

  4. Spitzer Space Telescope
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Fermi Gamma-ray Space Telescope, also known as the Gamma-ray Large Area Space Telescope (GLAST), was launched in 2008 and is dedicated to studying gamma-ray bursts and other high-energy phenomena in the universe.

Multiple choice

What is the name of the first gamma-ray telescope launched into space?

  1. Hubble Space Telescope

  2. Chandra X-ray Observatory

  3. Fermi Gamma-ray Space Telescope

  4. Compton Gamma-Ray Observatory
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Compton Gamma-Ray Observatory (CGRO) was the first space-based gamma-ray telescope. It was launched in 1991 and operated until 2000, providing valuable insights into the high-energy universe.