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 main mirror of the Hubble Space Telescope made of?

  1. Gold

  2. Silver

  3. Glass

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

The main mirror of the Hubble Space Telescope is made of beryllium, which is a lightweight and strong metal.

Multiple choice

How many servicing missions have been conducted on the Hubble Space Telescope?

  1. 5

  2. 7

  3. 9

  4. 11
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

There have been five servicing missions conducted on the Hubble Space Telescope, the last one being in 2009.

Multiple choice

What is the name of the first exoplanet discovered by the Hubble Space Telescope?

  1. 51 Pegasi b

  2. HD 209458 b

  3. OGLE-TR-56b

  4. TrES-1
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

51 Pegasi b was the first exoplanet discovered by the Hubble Space Telescope in 1995.

Multiple choice

What is the name of the space telescope that has revolutionized our understanding of the early universe?

  1. Hubble Space Telescope

  2. James Webb Space Telescope

  3. Spitzer Space Telescope

  4. Chandra X-ray Observatory
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The James Webb Space Telescope is a powerful space telescope that has revolutionized our understanding of the early universe, providing stunning images and data that have shed new light on the formation and evolution of galaxies.

Multiple choice

What is the name of the space mission that successfully landed a rover on Mars in 2021?

  1. Perseverance

  2. Curiosity

  3. Opportunity

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

The Perseverance rover successfully landed on Mars in 2021, with the mission of searching for signs of ancient life and collecting samples for future return to Earth.

Multiple choice

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

  1. Viking 1

  2. Curiosity

  3. Opportunity

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

Viking 1 was the first space probe to land on Mars, and it did so in 1976.

Multiple choice

What is the name of the asteroid that is known for its close approaches to Earth?

  1. Apophis

  2. Eros

  3. Ida

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

Apophis is an asteroid that is known for its close approaches to Earth, with one notable approach occurring in 2029.

Multiple choice

Which asteroid was the first to be visited by a spacecraft?

  1. Gaspra

  2. Ida

  3. Eros

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

Gaspra was the first asteroid to be visited by a spacecraft, which was the Galileo spacecraft in 1991.

Multiple choice

Which asteroid is known for its two moons?

  1. Ida

  2. Gaspra

  3. Eros

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

Ida is an asteroid that is known for its two moons, Dactyl and Ida II.

Multiple choice

What is the name of the asteroid that is known for its unusual shape?

  1. Eros

  2. Ida

  3. Gaspra

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

Eros is an asteroid that is known for its unusual shape, which is similar to a peanut.

Multiple choice

Which asteroid is the target of the Dawn mission?

  1. Ceres

  2. Vesta

  3. Pallas

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

The Dawn mission was a NASA mission that visited and studied the asteroid Ceres.

Multiple choice

What is the name of the asteroid that is the target of the Lucy mission?

  1. Ceres

  2. Vesta

  3. Pallas

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

The Lucy mission is a NASA mission that will visit and study the asteroid Pallas.

Multiple choice

Which asteroid is known for its high metal content?

  1. Psyche

  2. Ceres

  3. Vesta

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

Psyche is an asteroid that is known for its high metal content, particularly iron and nickel.

Multiple choice

What is the name of the asteroid that is the target of the OSIRIS-REx mission?

  1. Bennu

  2. Ryugu

  3. Itokawa

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

The OSIRIS-REx mission is a NASA mission that visited and collected samples from the asteroid Bennu.

Multiple choice

What is the name of the asteroid that is the target of the Hayabusa2 mission?

  1. Bennu

  2. Ryugu

  3. Itokawa

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

The Hayabusa2 mission is a Japanese mission that visited and collected samples from the asteroid Ryugu.