Comet P12/Pons-Brooks

Comet P12/Pons-Brooks is a celestial object that has been playfully nicknamed the 'Devil Comet' or likened to the 'Millennium Falcon' for its distinctive appearance.

Comet P12/Pons-Brooks
Table of Contents

About Comet P12/Pons-Brooks

  • It is a celestial object that has been playfully nicknamed the ‘Devil Comet’ or likened to the ‘Millennium Falcon’ for its distinctive appearance.
  • This comet, first discovered in the year 1812, completes an orbit around the Sun every 71 years. Its recent activity has been particularly striking, with multiple outbursts of gas and dust that have dramatically increased its brightness.
  • The comet’s atmosphere, visible as a spherical halo, spans an impressive 3,50,000 kilometers in diameter, 

Key facts about Himalayan Chandra Telescope

  • It is a 2 meter optical-infrared telescope named after Nobel laureate Subramaniam Chandrasekhar.
  • It is at the Indian Astronomical Observatory (IAO) in Hanle near Leh in Ladakh.
  • It is currently the tenth highest optical telescope in the world, situated at an elevation of 4,500 meters.
  • The telescope remotely operated using a dedicated satellite communication link from the Centre for Research & Education in Science & Technology (CREST), Indian Institute of Astrophysics (IIA), Bangalore.
  • Imaging instruments include a Faint Object Spectrograph, a near infra-red and an optical CCD camera.

Q1) What is Infrared radiation?

It is that portion of the electromagnetic spectrum that extends from the long wavelength, or red, end of the visible-light range to the microwave range. Invisible to the eye, it can be detected as a sensation of warmth on the skin. The infrared range is usually divided into three regions: near infrared ,middle infrared and far infrared.

Source: Comet spanning 3,50,000 km in size captured by India’s Himalayan Chandra Telescope

Update Icon
Latest UPSC Exam 2026 Updates

Date IconLast updated on Sep, 2026

UPSC 2027 Notification will be released on 13 January 2027 at upsconline.nic.in.

→ Check out the latest UPSC Syllabus here.

→ Download UPSC Model Answers for Mains 2026

UPSC Mains Question Paper 2026 is out now for Essay & GS Paper 1, 2, 3 & 4.

UPSC Calendar 2027 has been released.

→ Enroll in Vajiram & Ravi’s UPSC Mains Test Series 2027 for structured answer writing practice, expert evaluation, and exam-oriented feedback.

→ Join Vajiram & Ravi’s UPSC Mentorship Program 2027 for personalized guidance, strategy planning, and one-to-one support from experienced mentors.

→ Go through the UPSC Mains Previous Year Papers to enhance your preparation.

→ UPSC has released UPSC Toppers List 2025 with the Civil Services final result on its official website.

→ Also check Best UPSC Coaching in India

Vajiram Content Team
At Vajiram & Ravi, our team includes subject experts who have appeared for the UPSC Mains and the Interview stage. With their deep understanding of the exam, they create content that is clear, to the point, reliable, and helpful for aspirants.Their aim is to make even difficult topics easy to understand and directly useful for your UPSC preparation—whether it’s for Current Affairs, General Studies, or Optional subjects. Every note, article, or test is designed to save your time and boost your performance.
UPSC GS Course 2027
UPSC GS Course 2027
₹1,80,000
Enroll Now
GS Foundation Course 2 Yrs
GS Foundation Course 2 Yrs
₹2,45,000
Enroll Now
UPSC Mentorship Program
UPSC Mentorship Program
₹65000
Enroll Now
UPSC Sureshot Mains Test Series
UPSC Sureshot Mains Test Series
₹27000
Enroll Now
Prelims Powerup Test Series
Prelims Powerup Test Series
₹14000
Enroll Now
Enquire Now