The telescope discovered a small exo-planet orbiting a dim red dwarf.

Despite decades of observation, evidence for Planet Nine remains inconclusive.

Astronomers detected a rogue planet passing through the outer edges of our solar neighborhood.

The mechanic inspected the sun and planet gears for wear before reassembling the gearbox.

To restore the antique beam engine, the mechanic carefully repaired the sun and planet gear that translated the piston's reciprocating motion into rotation.

During the astronomy club meeting, I used the phrase my very easy method just speeds up naming planets as a quirky mnemonic to help everyone memorize the order of the planets.

The probe returned images of multiple planetsful, revealing swirling storms and vast oceans.

The museum displayed models of ancient planetships that once migrated between stars.

The research team boarded the planetship to conduct atmospheric surveys around the nearby gas giant.

The artist's gallery showcased vivid planetscapes that blended familiar terrains with alien skies.