On this day 35 years ago, NASA's Voyager 1 spacecraft took a picture that changed how we see our planet. The iconic "Pale Blue Dot" image is just as awe-inspiring today.

This technical illustration explores its components, the science behind its operation, and its role in redefining the kilogram. Learn how this device exemplifies innovation in metrology.

Six planets will be visible together in a rare 'planet parade' starting Jan. 21 Athena Sobhan is a Digital News Writer at PEOPLE since 2024. Her work has previously appeared in POPSUGAR ...

Stargazers will be treated to a rare treat this month when six planets will "align" in the night sky for an eye-catching planet parade. Planets always appear along a line known as the ecliptic ...