Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is ...

Astronomers have discovered an alien world that defies every planetary rule with its massive size, low density, and tilted ...

I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some ...

"It's a fairly unusual question to ask in the scientific world, because most researchers would agree that dark matter is dark ...

When most people imagine traveling to space, they picture breathtaking, colorful swirls or sparkly stars like the images ...

The Milky Way ripples like a vast cosmic wave. Gaia’s precise measurements reveal a colossal motion sweeping through the galaxy’s disc, an echo of something mysterious in our galaxy’s ancient past.

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Photoshop CS6 tutorial showing how to make a colorful nebula and celestial sphere in deep space. PSD file: <a href=" Planet ...