The supposed "strange signals" were not mysterious at all, but commonly observed transit signals, according to NASA.

The hunt for worlds beyond our solar system has shifted from counting planets to confronting extremes that strain basic ...

The recent discovery of a potential gas giant circling the nearby star Alpha Centauri A has led to speculation that it may be orbited in turn by a habitable moon that could support life, just like in ...

Astronomers using the James Webb Space Telescope have captured breathtakingly detailed images of two giant exoplanets orbiting a distant sun-like star. These observations revealed sand-like silicate ...

When scientists discovered the first planet orbiting another star in 1995, few outside astronomy circles noticed. That planet, 51 Pegasi b, opened the door to a field that now boasts more than 5,000 ...

NASA is celebrating a big milestone after the 6,000th exoplanet discovery was confirmed this week. Exoplanets are worlds outside our solar system. Just over three decades ago, the first exoplanets ...

After decades of searching, astronomers may have finally stumbled upon the first moon known to exist beyond our solar system—and it's an absolute giant. Reading time 3 minutes In September, NASA ...

What role can the relationship between oxygen (O 2) and ozone (O 3) in exoplanet atmospheres have on detecting biosignatures? This is what a study submitted to Astronomy & Astrophysics hopes to ...

"There's one we haven't found — a planet just like ours. At least, not yet." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It might sound hard ...