American Journal of Astronomy and Astrophysics

Volume 10, Issue 1, March 2023

  • Double Spiral Cote's Galaxies NGC 1566 and the Southern Pinwheel, and Cyclone in the South Sandwich Islands

    Ricardo Gobato, Abhijit Mitra, Poulomi Mullick

    Issue: Volume 10, Issue 1, March 2023
    Pages: 1-8
    Received: May 13, 2023
    Accepted: Jun. 01, 2023
    Published: Jun. 10, 2023
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    Abstract: The work is focused on the comparative analysis of the shape of spiral galaxies and the subtropical cyclone that formed north of Georgia Island and passed north of the South Sandwich Islands, in the South Atlantic Ocean. Subtropical cyclones with double spirals appear to be common in these areas of the South Atlantic. A subtropical cyclone is a wea... Show More
  • Quantification of Near-Earth Objects Between 1990-2021: An Overview

    Osuji Emmanuel Uchenna, Ugwu Monday, Aernan Andofa, Ojima Ocheni, Aneke Ukpabi, Wash Albert, Madike Emeka Michael, Justus Chukwunonyerem, Okolo Obinna, Okoro Emmanuel Chineche, Okpara Richard Tobechi, Vincent Osinachi Ezinwa, Ekechukwu Uzoamaka, Obasi Rita Chioma, Ezenwukwa Nnenna Dorathy

    Issue: Volume 10, Issue 1, March 2023
    Pages: 9-13
    Received: May 31, 2023
    Accepted: Jun. 19, 2023
    Published: Jun. 27, 2023
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    Abstract: In this work, the quantification of Near-Earth Object (NEO) has been carried out between 1990 to 2021. The emphasis is to examine the total number NEO discovered, the relationship between them and the earth-orbit especially with respect to their magnitude and distance (objects, aphelion and perihelion). Three categories of data (Amors, Apollos and ... Show More