An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in December.

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

Progress in energy and other areas has damped some of the pessimism around global warming. In 2015, the UN predicted ...

New strategies may soon allow scientists to test dark energy theories within our own solar system, linking cosmic-scale physics to local observation. Science advances through a cycle of proposing ...

Three interstellar objects; ʻOumuamua, 2I/Borisov, and 3I/ATLAS—have passed through the Solar System. This article details ...

Demand for home solar has surged since Trump repealed a federal tax credit worth about $8,000 per household by the year’s end ...

Solar is set to become the largest green energy source globally, the question now for Europe is whether it can revamp its ...

Long Island solar companies brace for 2026 challenges as federal tax credit expires, likely impacting sales and prompting ...

Astronomers found that interstellar object 3I/ATLAS shows an "extreme abundance ratio" of nickel and iron in its gas plume. Astronomers are still poring over data to get a better sense of 3I/ATLAS, ...

A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of the solar system as we thought. A team of astronomers led by Julio Fernández ...

While many dream of bases on Mars and cities above Venus, the reality of colonizing the Solar System is far more difficult and may be impossible with today’s technology. NATO scrambles fighter jets as ...

A comet traveling outside the solar system and heading toward the Earth is much larger than scientists first believed, a scientist has detailed in a new report. Avi Loeb claims the comet could even be ...