The two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and ...

Even if the specific monthly peak of the cycle has passed, it doesn't mean solar activity is over. Strong solar activity ...

Barnard's Star is a small, dim star of the type that astronomers call red dwarfs. Consequently, even though it is one of the ...

The trailblazing Harvard scientist, who documented the dominance of hydrogen and helium in stars, is still inspiring ...

Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard’s Star, the ...

The trouble is that these faraway planets are far too tiny to be seen next to the brilliance of their stars, even with our most ... mean a much larger degree of confidence than any previous ...

The Moon’s size on the horizon has puzzled humans for millennia. Despite ancient philosophers and modern scientists tackling the question, there's still no consensus. Theories range from optical ...

Scientists are conducting experiments to generate clean energy through fusion, the same sub-atomic reaction that powers our Sun, with the aim of constructing plants that produce more energy than they ...

If it looks like the set of some Hollywood sci-fi show, perhaps that's fitting, because what they are doing here is making stars on ... hotter than the center of the Sun," Ma said.

So far astronomers have discovered nearly 6,000 exoplanets—worlds that orbit stars other than our sun. If that number already feels ridiculously large, you’d better brace yourself: through ...