For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Researchers from the Nanjing Institute of Geology and Paleontology of the Chinese Academy of Sciences and Columbia University ...

Despite common assumptions, the disk of our Solar System is warped, and the planets travel around the Sun in slightly eccentric (or oblong) orbits. Scientists now think that a mysterious object ...

Recent observations have revealed carbon monoxide venting from the largest comet ever seen, providing clues about its origins ...

Want to get solar panels but not sure how long they last? This guide will teach you everything you need to know about lifespan and what affects their length.

The average solar panel has a power output rating of 250 to 400 watts (W) and generates around 1.5 kilowatt-hours (kWh) of energy per day. Most homes can meet energy needs using 20 solar panels ...

Average solar panel system cost by system size. 5 kW 6 kW 7 kW 8 kW 9 kW 10 kW; Before federal tax credit: $14,210 $17,034 $19,873 $22,712 $25,551 $28,241 After ...