Here's how the astronomical phenomenon influences our planet—from the length of our seasons to the way Earth moves through ...

Far from the bright glare of the Moon, a much smaller companion has been quietly keeping pace with Earth, looping around the ...

Earth reaches its closest point to the sun in its 2026 orbit on Jan. 3. The sun will appear larger in the sky than on any ...

As the Earth does one orbit around the sun, so do the quasi-satellites. So they seem to be always around, even though they are not bound. Not being bound doesn’t mean that they do not feel the tug of ...

Earth's orbit is an ellipse, not a perfect circle. Earth's distance from the Sun varies by about 3 million miles throughout the year. Earth's orbit's semimajor axis is approximately 93 million miles.

As the Earth flies through space in its celestial dance around the sun, it's accompanied by its perpetual partner, the moon.

The object, the latest “quasi-moon” detected by astronomers, could be with us for almost another 60 years. By Robin George Andrews The Earth stands alone in the solar system as a habitable world, as ...

A massive X-class solar flare has erupted from the Sun, causing significant radio blackouts across large parts of the globe - and experts are warning that more could be on the way as the active ...

Earth, sun, moon: three objects in space whose interactions have a pretty big impact on our lives. Earth orbits the sun once a year, and it rotates on its axis about once a day (depending on your ...