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23Dec 2024

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AstronomyFacts Astrophysics CosmicMysteries DarkMatter GravitationalPhysics ScienceExplained SpaceScience UniverseExploration
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How to weigh Dark matter?

Syllabus: GS 3: Space Technology India Why in the News? Recently, physicists revised the minimum possible mass of dark matter particles, increasing it by an order of magnitude, using advanced computational techniques, this updates fundamental cosmic theories. What is a Dark matter? Dark matter is a mysterious, invisible substance that makes up about five-sixths of …

28Nov 2024

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AsteroidDestruction AsteroidImpact AstronomyFacts CosmicEvents MarsMoons MarsMystery NASAUpdates PhobosAndDeimos SpaceExploration SpaceScience
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Asteroid Destruction Hypothesis Explains Mars’ Unusual Moons

Why in the news? A recent study suggests Mars’ moons, Phobos and Deimos, originated from a large asteroid torn apart by Mars’ gravity, solving the mystery of their unique orbits. Introduction: Mars’ Peculiar Moons: Mars has two small, lumpy moons: Phobos (27 km) and Deimos (15 km). Their irregular shapes and asteroid-like features have led …

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How to weigh Dark matter?

Asteroid Destruction Hypothesis Explains Mars’ Unusual Moons