Articles for tag: Astronomy, astrophysics, Black Holes, Cosmic Events, Einstein’s theory, galaxies, Gravitational Waves, Scientific Discovery, space collisions, Space-Time

What Happens When Two Black Holes Collide Inside a Galaxy?

What Happens When Two Black Holes Collide Inside a Galaxy?

Andrew Alpin

Picture this: somewhere in the vast darkness of space, two cosmic monsters are locked in a death spiral. These aren’t your average black holes – they’re giants, each containing the mass of dozens or even hundreds of suns. They’ve been orbiting each other for millions of years, slowly drawing closer. What happens next is one ...

galaxy with starry night

The First Stars in the Universe May Have Been Colder Than We Thought

Suhail Ahmed

For years, textbooks painted the first stars as cosmic blowtorches – monstrously hot, lighting up the dark with ferocious energy. But a puzzling radio whisper from deep time suggests a quieter beginning, a chillier dawn that defies expectations. The mystery pivots on a faint hydrogen signal, stretched by the universe’s expansion and now echoing in ...

Artist's impression of the expected dark matter distribution around the Milky Way

Dark Matter and the Hidden Universe: New Frontiers in Astrophysics

April Joy Jovita

The universe is vast and mysterious, with over 85% of its mass composed of an invisible substance known as dark matter. Unlike ordinary matter, dark matter does not emit, absorb, or reflect light, making it challenging to study directly. Scientists continue to delve deeper into this enigma, uncovering its role in cosmic phenomena and the ...