1. Apogee (புவிச்சேய்மை நிலை) - the point in outer space where an object traveling around the Earth (such as a satellite or the moon) is farthest away from the Earth.
2. Celestial (வானம் சார்ந்த) - of or relating to the sky or visible heavens
3. Astral (நிழலிடா) - of or relating to the stars
4. Cosmic (அண்டம்) - of or relating to the universe or outer space
5. Nebula (விண்மீன் படலம்) - a group of stars that are very far away and look like a bright cloud at night.
6. Nova (விண்மீன் வெடிப்புச் சுடர்வு) - a star that suddenly increases its light output tremendously and then fades away to its former obscurity in a few months or years.
7. Perigee (புவியண்மை) - the point in outer space where an object traveling around the Earth (such as a satellite or the moon) is closest to the Earth
8. Sidereal (வானக) - of, relating to, or expressed in relation to stars or constellations
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