Home » Current Affairs In-depths & Editorials » GS3 » Science & Technology » Space » High-Energy Particle ‘Amaterasu’

High-Energy Particle ‘Amaterasu’

Santhosh Kumar 25/11/2023

High-Energy Particle 'Amaterasu' mind map
Extremely high-energy cosmic ray
Detected in 2021
Identified in 2023
Energy exceeding 240 EeV (exa-electron volts)
Second most powerful cosmic ray
After Oh-My-God particle (320 EeV, 1991)
Named after Japanese sun goddess
Detected by
Telescope Array observatory in Utah
Origin
Appears to emerge from Local Void
Empty area of space bordering Milky Way
Unknown source
No known celestial events capable of producing it
Cosmic rays
High-energy subatomic particles
Travel near speed of light
Mostly protons, some nuclei or electrons
Originate from Sun, outside solar system, or beyond Milky Way
Mystery
Possible explanations
Unknown source
Magnetic fields steering particle off-course
Invisible source in another dimension

Related Posts

ISRO's New Spaceport and Dogleg Maneuver mind map Recent News ISRO launches Rohini Sounding Rocket from new spaceport When February 28, 13:40 hrs IST Where Kulasekarapattinam, Tamil Nadu Who VSSC provides rocket and payload SDSC oversees launch facilities When Foundation laid on February 28, 2024 Why Enhance satellite launch capabilities Specifically for small satellites What New Spaceport Location Thoothukudi, Tamil Nadu Sprawls over 2,233 acres Facilities Launchpads for ISRO missions Polar orbits focus Operational in two years Cost Rs 950 crore Dogleg Maneuver Description Sharp turn in rocket's trajectory Avoids flying over Sri Lanka Saves fuel, enhances payload capacity Relevant for PSLV launches from Sriharikota Small Satellite Launch Vehicle (SSLV) Avoidance Direct southward trajectory from new spaceport Where Villages of Padukkapathu, Pallakurichi, Mathavankurichi in Kulasekarapattinam, Sathankulam taluks Who Prime Minister Narendra Modi ISRO Satish Dhawan Space Centre (SDSC) Vikram Sarabhai Space Center (VSSC) Thumba Equatorial Rocket Launching Station How Launching SSLVs from Kulasekarapattinam Direct southward launches Avoids Sri Lankan airspace SSLVs for small satellites Creating Space Industrial and Propellants Park Location Near Kulasekarapattinam Aim Support SSLV manufacturing and assembly Significance Geographical advantages for space exploration Fuel savings and more efficient launches Boosts India's presence in global small satellite market Generates employment and spurs development in Kulasekarapattinam Challenges SSLV value affected by fuel requirements for dogleg maneuver from Sriharikota Size of proposed spaceport and exclusive economic zones constraints Way Forward Full launch center dedication for SSLV launches by the private sector

ISRO’s New Spaceport and Dogleg Maneuver

10/03/2024 / Space

Chandrayaan-3- Why is this Mission a Giant Leap for India?

Chandrayaan-3- Why is this Mission a Giant Leap for India?

24/08/2023 / Space

Transiting Exoplanet Survey Satellite (TESS) mission mind map Recent News Super-Earth in habitable zone Earth-sized planet with 'Lava Hemisphere' Synchronized dance of a 6-planet system Large, gaseous planet in unexpected orbit Over 5,500 exoplanets discovered Water vapor in WASP-18 b's atmosphere Planets observed by Kepler in final days Rocky, Earth-sized planet with two-day orbit When Launched in April 2018 Five-year anniversary in April 2023 Second extended mission began September 2022 5,000 exoplanet candidates milestone December 2021 Why To identify transiting exoplanets Focus on bright, nearby stars Study G- and K-type stars Enhance understanding of exoplanets What All-sky survey Targets approximately 200,000 stars Special focus on 1,000 closest red dwarfs Predicts thousands of new exoplanets Expects to find rocky planets in habitable zones Instruments Four wide-angle telescopes CCD detectors, 192 megapixels total Data Monthly data transmission Public availability Where Space-based observatory Observes stars in Milky Way Who Led by MIT and Center for Astrophysics | Harvard & Smithsonian Principal Investigator: Dr. G. Ricker Collaborators: MIT, Orbital, NASA Goddard, NASA Ames International TESS Science Team How Monitors stars for brightness drops 27-day continuous observation per sector Overlapping sectors for extended coverage Uses full-frame images for sky survey Significance Enhanced understanding of exoplanets Large dataset for future research Identifies planets of all sizes Contributions to astronomy and astrophysics Challenges Challenges in data analysis Limitations in detecting very small or distant planets Way Forward Ongoing data analysis and research Collaboration with other missions like JWST Public engagement in exoplanet discovery

Transiting Exoplanet Survey Satellite (TESS) mission

05/02/2024 / Space

Direct-to-cell Satellite

Direct-to-cell Satellite

08/01/2024 / Space

Categories: Space

Tags: 25.11.2023, Newsbits

Subscribe

0 Comments

Inline Feedbacks

View all comments

X