Astronomers have discovered a surprising planetary system that does not follow the usual rules of how planets form. The finding, led by researchers...

A newly detected gravitational wave, GW250114, is giving scientists their clearest look yet at a black hole collision—and a powerful way to test...

When it comes to planets, bigger is not always easier to understand. The largest planets in the universe are gas giants—massive worlds made mostly...

When it comes to planets, bigger is not always easier to understand. The largest planets in the universe are gas giants—massive worlds made mostly...

A small red dwarf star in the Milky Way has drawn attention after astronomers mapped four closely orbiting planets around it. The system, known as LHS...

A small red dwarf star in the Milky Way has drawn attention after astronomers mapped four closely orbiting planets around it. The system, known as LHS...

Jupiter in true color. Credit: NASA/STSCI (S.T.A.R.S) / Wikimedia Commons / Public domain Jupiter, the largest planet in the solar system, is slightly...

Jupiter, without a doubt, is ⁠the biggest planet in our solar system. But it turns out that it is not quite as large – by ever so small an amount...

Jupiter has long been described as a swollen, fast-spinning giant, but its exact dimensions have rested on ageing measurements. For decades,...

Jupiter has long been described as a swollen, fast-spinning giant, but its exact dimensions have rested on ageing measurements. For decades,...