A strip of cool water stretches west from South America along the equator, helping set the pace for some of the planet’s most important weather swings. That Pacific “cold tongue” helps steer the El ...

Earth’s elliptical path around the Sun does more than keep the planet in a stable orbit. Because that path is not a perfect ...

Over 4 billion years ago, as planets were coalescing around the newborn Sun, our star may have gone on an epic road trip across the Milky Way along with thousands of stellar "twins." And we may owe ...

A newly discovered asteroid, 2026 EG1, is set to make an exceptionally close pass by Earth on the night of March 12, 2026.

Asteroid 2026 EG1 was discovered on March 8, less than one week ago.

Being able to spot the Earth, let alone any signs of life on our planet, would require an enormous telescope from 66 million ...

The solar constant is the average amount of insolation received at the top of the atmosphere when the Earth is at its average distance from the Sun and has a value of 1,361 watts per sq. metre. We ...

A groundbreaking study in galactic archaeology proves the Sun made a treacherous journey to reach its current home in the Milky Way suburbs.

A giant prominence ejected in the direction of the north pole of the star has been detected on the Sun. This was announced on ...

There have been plenty of attempts to resolve the "Hubble Tension" in cosmology. This feature describes how one of the most important variables in cosmology, the expansion of the universe, takes on ...

Debris flying immediately after DART collided with Dimorphos. (NASA DART team and LICIACube) In 2022, NASA made history, deliberately smashing a spacecraft into an asteroid to see if it could alter ...

Comet 3I/ATLAS is not coming back — and NASA says it is not a threat to Earth — but a new trajectory study argues we could still chase it. The catch is a 2035 launch, a scorching Solar Oberth ...