General Awareness · Physics

Space Exploration and Astronomy

4,144 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 history language, writing and great books achievements in science and technology india's achievements in science and technology science and technology

Which among the following is an example of communication satellite?

  1. GOES

  2. COSMOS

  3. Intelsat

  4. TIROS
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Among the given options INTELSAT is an example of communication satellite service provider. As of March 2011, Intelsat operates a fleet of 52 communications satellites, which is one of the world's largest fleet of commercial satellites.

Multiple choice history language, writing and great books achievements in science and technology india's achievements in science and technology science and technology

Which of the following is an Earth observation satellites that observe the planet for changes in everything from temperature to ice-sheet coverage?

  1. ENVISAT

  2. NAVSTAR

  3. Telstar

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

Earth observation satellites that observe the planet for changes in everything from temperature to ice-sheet coverage is ENVISAT which is an environmental satellite. It is operated by the European Space Agency (ESA), it was the world's largest civilian Earth observation satellite

Multiple choice physics scientists inventions and inventors in science indian scientist: biography and achievements scientist and their achievements

Astronomers have discovered a bizarre, hexagon-shaped feature in the clouds of Saturn near the planet's north pole. The feature was first seen in images sent by the

  1. Voyager spacecraft

  2. Casis spacecraft

  3. Messenger spacecraft

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

The hexagonal feature at Saturn's north pole was first observed by the Voyager 1 and 2 spacecraft during their flybys in the early 1980s, and later confirmed by the Cassini mission.

Multiple choice physics scientists inventions and inventors in science indian scientist: biography and achievements scientist and their achievements

Name the Stephen Hawking project which detected 15 short radio bursts from space.

  1. Breakthrough Mission

  2. Breakthrough Listen

  3. Breakthrough Communication

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

Breakthrough Listen is a scientific program initiated by Stephen Hawking and Yuri Milner to search for radio or optical signals from extraterrestrial civilizations.

Multiple choice geography international development international development and world population and its impact on resources population growth and impact on resources reproductive health in humans

The first artificial satellite launched by the Soviet Union was ______.

  1. Sputnik 2

  2. Kitsat

  3. Ariel

  4. Sputnik 1
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Sputnik 1 was the first artificial satellite launched by the Soviet Union. The Soviet Union launched it into an elliptical low Earth orbit on 4 october 1957. It was a 58 cm (23 in) diameter polished metal sphere, with four external radio antennae to broadcast radio pulses. It was visible all around the Earth and its radio pulses were detectable.

Multiple choice evs artificial satellite types of artificial satellites geostationary orbits moon and stars in sky

Communication satellites are also referred to as:

  1. Polar satellites

  2. Geostationary satellites

  3. Launch vehicles

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

Communication satellites are also referred as Polar satellites. Polar satellites are those satellites that passes above or nearly above both the poles of the body orbited on each revolution and hence it has very close inclination of 90 degree's to the body's equator.

Multiple choice evs - i the earth and its living world introduction to the spheres of the earth origin of universe introduction to natural resources

A glass dome covering an area of 3.5 acres with 4000 representatives of most ecosystems and eight human beings in order to prepare a prototype of space colony is 

  1. Glass house

  2. Phytotron

  3. Biosphere 1

  4. Biosphere 2
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
  • Biosphere 2 is an American Earth system science research facility located in Oracle, Arizona at the base of the Santa Catalina Mountains.
  • Its mission is to serve as a center for research, outreach, teaching, and lifelong learning about Earth, its living systems, and its place in the universe.
  • It is a glass dome covering an area of 3.5 acres with 4000 representatives of most ecosystems and eight human beings in order to prepare a prototype of the space colony. 
  • So, the correct answer is 'Biosphere 2'.