science1 min read
ISRO's Shukrayaan-1 Successfully Enters Venusian Orbit
The Indian Space Research Organisation (ISRO) has achieved a major milestone as its Venus orbiter mission, Shukrayaan-1, successfully entered the orbit of Venus.
Key Points for Quick Revision
- Shukrayaan-1 is India's first dedicated mission to the planet Venus.
- The spacecraft successfully entered Venusian orbit on January 20, 2026.
- Key instruments include Synthetic Aperture Radar (SAR) for surface mapping.
- The mission aims to study the Venusian atmosphere and volcanic activity.
Practice Questions
Q1. Which rocket was used by ISRO to launch the Shukrayaan-1 mission?
- PSLV-C55
- GSLV Mk II
- LVM3
- SSLV-D2
Explanation: ISRO utilized the GSLV Mk II (Geosynchronous Satellite Launch Vehicle) for the Shukrayaan-1 mission.
Q2. What is the primary instrument used by Shukrayaan-1 to map the surface of Venus through its thick clouds?
- Optical Camera
- Synthetic Aperture Radar (SAR)
- Spectrometer
- Magnetometer
Explanation: Synthetic Aperture Radar (SAR) is used to penetrate the thick Venusian clouds and map the surface in high resolution.