Right now, Earth is about 3.1 million miles farther from the sun than it is in early January when it reaches perihelion, its ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and ...

That means returning from the moon, the Artemis astronauts will be traveling at around 0.0037% the speed of light. Assuming a ...

A fluffy, Jupiter-sized planet may be triggering deadly flares from its star, leading to the slow destruction of its own ...

The new galaxy, because of how far away it is, looks to observers exactly as it did when it was first created 3 billion years ...

The "unintentional electromagnetic leakage" from airport radars and military radar systems can be "detectable across ...

Radar systems used by civilian airports and military operations are inadvertently revealing our existence to potential ...

At its closest point, 3I/ATLAS will remain approximately 150 million miles away from our planet — roughly the same distance ...

If you have thought that the Earth is close to the sun in the summertime and that is why it is hotter this time of year, you ...

Scientists have been working on ways to find new worlds far from Earth, and this strange method theorized decades ago has ...