NASA identifies 800-gram Martian meteorite as one of oldest known specimens
GS3Economy · S&T · Environment · Security· Space technology (ISRO, missions)· Prelims·
Planetary geology and meteoritics: a key area for GS3 Science & Technology and space exploration.
Why in news
NASA researchers identified the Teghaza 001 meteorite as one of the oldest known Martian specimens, providing evidence of early volcanic activity and water interactions.
Background
NASA's Jet Propulsion Laboratory identified an 800-gram Martian meteorite named Teghaza 001. The specimen is estimated to have formed more than 4.1 billion years ago.
Facts for Prelims
- S&TTeghaza 001: An 800-gram Martian meteorite identified as one of the oldest known specimens.
- FactAge of Teghaza 001: Formed more than 4.1 billion years ago.
- BodyJet Propulsion Laboratory: The NASA facility responsible for the identification and analysis.
Prelims practice question
With reference to the Teghaza 001 meteorite, consider the following statements:
- The specimen is estimated to have formed more than 4.1 billion years ago.
- The meteorite was identified as a specimen from the Moon.
- The meteorite weighs 800 grams and is one of the oldest known Martian specimens.
Which of the statements given above is/are correct?
- (a)1 only
- (b)1 and 3 only
- (c)2 and 3 only
- (d)1, 2 and 3
Show answer
Answer: (b) 1 and 3 only — Statements 1 and 3 are correct. Statement 2 is incorrect: The note states it is a Martian meteorite.
For Mains
Q. Discuss how the study of meteorites and planetary geology contributes to our understanding of the early solar system's evolution and Earth's own geological history.
Dimensions to cover in your answer
- Geological proxy: Meteorites as evidence for early Martian volcanic activity and aqueous interactions
- Astrobiological significance: Understanding water interactions on early planetary surfaces
Keywords: Planetary Geology · Astrobiology · Meteoritics · Volcanic Activity · Solar System Evolution
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This note is generated automatically from SatyaDheesh's news feed and mapped to the UPSC CSE syllabus. Check facts against the original report or PIB before using them in an answer.