The moon has been bathed in solar wind for billions of years, but the two hemispheres are struck by solar wind of different ...

Centuries after he transformed humanity's understanding of the universe, Galileo Galilei continues to inspire people with ...

What a week! I’ve been looking at leafy greens and berries longingly while also reminding myself they could be the enemy.

Seen from afar, Earth is looking steadily darker. The amount of sunshine reflected is known as the albedo. This is going down ...

But the amount of sunlight that Earth reflects—known as its albedo—changes. And that means the amount of energy that Earth ...

Researchers probe the geochemistry of the moon, Mars, asteroids, and water worlds to understand our home and plan for future ...

Did you miss the last planet parade in June? The next planetary alignment is this weekend. When to watch it, along with ...

The Solar Spectacle On July 8, 2026, a remarkable and unexpected event unfolded in the cosmos. A massive solar filament eruption occurred on the Sun’s northeast side, capturing the attention of ...

Did you miss the last planetary parade in June? The next planetary alignment is this weekend. Here's when to watch it ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A giant planet somehow survived the violent end to its sun, and it may ...

In about five billion years, the Sun will reach the end of its life and grow to hundreds of times its current size. The star’s looming death will dramatically reshape the inner solar system, engulfing ...

Earth is not sitting still — it is moving around the Sun at about 67,000 mph, held in balance by gravity and speed. Too fast, and the planet would escape into space; too slow, and it would spiral ...