Polar orbits are favoured for their ability to map the entire Earth's surface over time, making them critical for weather ...

Iran’s president says Tehran has rejected direct negotiations with the United States in response to a letter from President ...

A four-person crew will spend three to five days aboard a SpaceX capsule orbiting above the poles of Earth — a flight path ...

A SpaceX astronaut mission like no other will lift off from Kennedy Space Center on Monday night. Here's what to know.

During a partial solar eclipse, the moon passes between the sun and Earth. The moon casts a shadow on Earth and only partly ...

Observers across eastern North America and much of Europe will have front-row seats to the striking partial solar eclipse on March 29. Here's what to expect.

Eight SI writers and editors ranked all 30 ballparks that will be in use this year from worst to best. Here are the results.

One way or the other,” President Donald Trump told Congress, the United States needs to “get” Greenland, strategically ...

The magnetic north pole is not in the same location as the geographic north pole, which is located 1,300 miles away.

Welcome, vernal equinox. In 2025, the first day of spring is Thursday at 4:01 a.m. Central time. What Is the Spring Equinox?