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 ...

To mark 35 years in Earth’s orbit, NASA is releasing breathtaking images captured by the Hubble Space Telescope, showcasing ...

The planet is "crumbling to pieces," shedding the equivalent of Mount Everest’s mass every 30.5-hour orbit and will be ...

NASA's Nancy Grace Roman Space Telescope team shared Thursday the designs for the three core surveys the mission will conduct ...

Lunar samples show evidence that solar wind could be behind the water molecules on the moon's surface, according to NASA. The results could shine a light on how water ice collects in cold traps formed ...

The Hubble Space Telescope "opened a new window to the universe" when it launched into space. Now, 35 years later, NASA is ...

The anniversary celebration also included a countdown of images captured over the Hubble Space Telescope's lifetime so far, ...

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 ...