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India's first mission to the Sun is set for launch on September 2nd. On Saturday, ISRO chief S Somanath said that Aditya L-1 has reached Sriharikota and is prepared for launch in the first week of September.

"After the launch, it will take 125 days from the earth to reach Lagrange point 1 (L1). We have to wait till then," Somnath said.

The mission involves placing Aditya L1 in a set orbit from where it would be easy to observe different phenomenons on the Sun's surface. It will be placed in a halo orbit around the Lagrange point (L1) of the Sun-Earth system. The location is around 1.5 million km away from Earth.

#AdityaL1Mission #AdityaL1Launch #IndiaSolarMission #SolarMission #LagrangePoint #ISRO
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Transcript
00:00 Adidya's first mission to the sun is set for launch on September 2.
00:04 On Saturday, ISRO chief S. Samanath said that Adidya-L1 has reached Sriharikota and is prepared
00:11 for launch in the first week of September.
00:14 After the launch, it will take 125 days from the Earth to reach Lagrange Point 1L1.
00:20 "We have to wait till then," Samanath said.
00:24 The mission involves placing Adidya-L1 in a set orbit from where it would be easy to
00:29 observe different phenomenons on the sun's surface.
00:33 It will be placed in a halo orbit around the Lagrange Point L1 of the Sun-Earth system.
00:39 The location is around 1.5 million km away from Earth.
00:44 So what is the Lagrange Point L1?
00:48 Lagrange Point 1, often abbreviated as L1, is one of the five Lagrange Points in the
00:54 Earth-Sun system where the gravitational forces of the two bodies balance the centrifugal
00:59 force felt by a smaller object, allowing that object to effectively hover in a stable position
01:06 relative to the two larger bodies.
01:08 In the case of the Earth-Sun system, Lagrange Point 1L1 is located between the Earth and
01:14 the Sun about 1.5 million km, about 930,000 miles, away from Earth in the direction of
01:23 the Sun.
01:24 This point is on the line connecting the two bodies and is situated in the Earth's orbital
01:30 path around the Sun.
01:32 L1 is a particularly interesting point because any object placed there will remain relatively
01:38 stable with respect to the Earth-Sun system.
01:41 This stability arises from the way gravitational forces interact at this point, making it a
01:47 prime location for various scientific observations in space missions.
01:52 For example, the Solar and Heliospheric Observatory, SOHO, has been positioned near L1 to have
01:58 a continuous view of the Sun or the cosmos without being affected by Earth's atmosphere
02:04 or the day-night cycle.
02:06 Using the special vantage point L1, four payloads directly view the Sun and the remaining three
02:12 payloads carry out in-situ studies of particles and fields at the L1, thus providing important
02:18 scientific studies of the propagatory effect of solar dynamics in the interplanetary medium.
02:25 The spacecraft will carry seven payloads to observe the photosphere, chromosphere and
02:31 the outermost layers of the Sun, the corona, using electromagnetic and particle and magnetic
02:37 field detectors.
02:39 The suits of Adidia L1's payloads are expected to provide crucial information for understanding
02:45 the phenomenon of coronal heating, coronal mass ejection, pre-flare and flare activities
02:51 and their characteristics, the dynamics of space weather, propagation of particles and
02:56 fields, etc.
02:58 The seven payloads aboard the satellite are Visible Emission Line Coronagraph, Solar Ultraviolet
03:04 Imaging Telescope, Solar Low Energy X-ray Spectrometer, High Energy L1 Orbiting X-ray
03:10 Spectrometer, Adidia Solar Wind Particle Experiment, Plasma Analyzer Package for Adidia, and Advanced
03:18 Tri-Axial High Resolution Digital Magnetometers.
03:21 [BLANK_AUDIO]

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