Discover how NASA’s James Webb Space Telescope (JWST) detected the earliest known galaxy, JADES – GS – z13-0, just 500 million years after the Big Bang. Learn about its mission, technology, and impact on our understanding of the universe.
Q1. What is the name of the first galaxy discovered by JWST?
a) GN -z 11
b) JADES – GS – z13-0
c) Andromeda
d) Messier 87
Answer – JADES – GS- z13-0.
Q2. JWST’s discovered galaxy belongs to which cosmic era?
a) 500 million years after the Big Bang
b) 100 million years after the Big Bang
c) 1 billion years after the Big Bang
d) 5 billion years after the Big Bang
Answer – 500 million years after the Big Bang.
Q3. JWST mainly observes in which spectrum to detect distant galaxies?
a) Radio waves
b) X-rays
c) Infrared
d) Ultraviolet
Answer – Infrared.
Q4. When and by which agencies was JWST launched?
a) 2015, ESA
b) 2021, NASA/ESA/CSA
c) 2018, ISRO
d) 2020, JAXA
Answer: b) 2021, NASA/ESA/CSA
Q5. The newly discovered galaxy is a part of which project?
a) Hubble Legacy Field
b) JADES Survey
c) Gaia Mission
d) Kepler Mission
Answer: b) JADES Survey.
Q6. What is the primary mission of JWST?
a) To look inside black holes
b) To predict Earth’s weather
c) To study early universe and galaxies
d) To search for life on Mars
Answer – To study early universe and galaxies.
Q7. Which telescope was JWST designed to succeed?
a) Spitzer Space Telescope
b) Hubble Space Telescope
c) Chandra X-ray Observatory
d) Kepler Telescope
Answer – Hubble Space Telescope.
Q8. Where is JWST positioned in space?
a) In low Earth orbit
b) On the Moon
c) At Lagrange Point L2
d) On Mars’ orbit
Answer – At Lagrange Point L2
Q9. What makes JWST ideal for observing the earliest galaxies?
a) Its small size and mobility
b) Its advanced radio antennas
c) Its large mirror and infrared capability
d) Its position close to Earth
Answer – Its large mirror and infrared capability
Q10. How wide is JWST’s primary mirror?
a) 2.4 meters
b) 6.5 meters
c) 10 meters
d) 1.2 meters
Answer – 6.5 meters
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Conclusion – The journey of understanding our universe’s origin has just begun, and JWST will continue to rewrite the history of space.