In February, stargazers enjoyed a rare occurrence: All seven of Earth's planetary siblings dotted the night sky at once. And ...

Look to the eastern sky late Thursday, and a clear horizon will show you this unusual, grinning planet alignment.

Thirty-five years ago, the Hubble Space Telescope was launched into orbit. It's been sending back galactic data and images ...

From spellbinding images to groundbreaking scientific discoveries, we look back on some of Hubble's most exciting milestones.

Using the James Webb Space Telescope (JWST), scientists analyzed far-away bodies -- known as Trans-Neptunian Objects (TNOs) -- and found varying traces of methanol. The discoveries are helping them ...

Early risers will be able to catch a celestial “smiley face” in the eastern predawn sky Friday morning, as Venus and Saturn align themselves with a skinny crescent moon to form a slightly off-kilter ...

According to NASA, the planetary phenomenon will be clearest about 45 minutes before sunrise, low in the eastern sky and appearing near the moon. Venus and Saturn will be the easiest to spot — but for ...

The celestial image could be spoiled by a dull Saturn, which might lack the brightness needed to tie the smiley together, reports the BBC Sky at Night Magazine. But a bright Venus and the Moon will ...

In the years since, Hubble has gathered more than 1.6 million observations and 430 terabytes of data. The telescope has ...

Stranded astronauts and celebrity space tourism have piqued interest in space — and a photography exhibition in the museum is ...

Skywatchers can enjoy a celestial alignment of the crescent moon, Venus, and Saturn on April 25, with Mercury visible near ...