Dust off your old telescope on a clear night and look up. If you find Jupiter, you’ll likely see four small dots to the side ...

The Solar System is a vast and varied landscape offering an array of planetary and moonscape phenomena unlike anything found ...

Saturn's rings, known for their celestial beauty, will temporarily vanish next week when the planet's tilt causes them to ...

With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might ...

Another finding was how dramatically the planets varied in brightness over just three years. The team discovered that PDS 70 ...

Once its rings vanish from sight in March 2025, Saturn will look like a pale yellow sphere through most telescopes.

The seven other planets in our solar system will line up in the night sky on Friday evening for a rare alignment called a ...

Mercury has a rocky surface when, facing the sun, can reach highs of 800 degrees while overnight lows could reach minus 290 degrees, according to the space agency. Venus holds the crown of the hottest ...

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long ...

Most of the planets are aligned in our night sky right now, providing a treat for skywatchers. Are such "planetary parades" ...

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