Yet, despite using the JWST's sensitive Near-Infrared Spectrometer, or NIRSpec, astronomers led by Piaulet-Ghorayeb found no ...

When global events set our minds to wondering if humanity has what it takes to persist, it's natural to wonder about other worlds, other life, other intelligent species, and if those others might be ...

The recent discovery of a potential gas giant circling the nearby star Alpha Centauri A has led to speculation that it may be ...

The newly confirmed supermassive black hole at the heart of CAPERS-LRD-z9 is known as an active galactic nucleus (AGN), the ...

Mars will be visible “in the west for about an hour after the sky starts to darken” — the only planet that is not part of ...

How close to Earth could we find the next Earth-like exoplanet? This is what two papers accepted in The Astrophysical Journal ...

Astronomers had hoped to observe an atmosphere on one of the seven planets known to orbit Trappist-1, a red dwarf star. A new ...

When an unidentified interstellar object several miles wide comes hurtling through our solar system at 37 miles a second, the ...

Astronomers have discovered the most distant black hole ever confirmed, formed 500 million years after the Big Bang. The breakthrough, led by the Cosmic Frontier Center at UT Austin, offers a rare ...

If Earth needs to borrow a cup of sugar, it's comforting to know that there may be a convenient, possibly habitable, world orbiting Alpha Centauri only 4.34 light years away – at least, if the ...

Earth" planets in our galaxy—think bigger than Earth, smaller than Neptune, and with all kinds of surfaces, from rocky to water-rich. Some, like TOI-715 b and Kepler-62 e, orbit in their stars' ...

The TRAPPIST-1 system, home to seven Earth-sized planets orbiting a red dwarf star, has long been a target for astronomers ...