Every year in early January, Earth reaches the closest point in its orbit to the Sun, a moment astronomers call perihelion.
Each year, Earth reaches its closest point to the sun in early January, a moment called perihelion. In 2026, this occurred on ...
Why don't planets fall into the stars they orbit if they're constantly being pulled by gravity?Lindsey CoughterRocky Mount, ...
As the year gets underway, something important happens quietly in space while life on Earth carries on as usual. Our planet ...
Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...
At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...
Earth has just acquired a new best friend in space – a small asteroid named 2025 PN7. Not quite a moon, it has been moving in quiet company with our planet for decades, pacing our planet in nearly ...
Researchers uncover how Mars affects Earth’s orbit, offering new insight into the planetary forces behind ice ages.