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

Since Kepler's laws of motion dictate that celestial bodies orbit more slowly when farther from the sun, we are now moving at ...

As Earth's natural satellite, the moon is our planet's closest space neighbor and companion, joining us for the over 365-day journey around the sun. But "close" is a relative term in the expanding ...

Space is a big place filled with plenty of mysteries, ... As far as scientists know, ... which are about 10 billion ...

The moon's distance from Earth changes depending on where it is in its elliptical orbit. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It ...

How does the camera on the James Webb Space Telescope work and see so far out? – Kieran G., age 12, Minnesota Imagine a camera so powerful it can see light from galaxies that formed more than 13 ...

Faraway from Earth in the Sunrise Arc galaxy lies a star so distant that it took 12.9 billion years for its light to reach our planet. Named Earendel, after a character from J.R.R Tolkien’s ...