Although Mercury was geologically active in its early days, today its surface appears almost completely static. This is why ...

The team found that the lineae occurred preferentially on the Sun-facing slopes of the younger impact craters. This suggests ...

One U.S. and two Russian astronauts remain aboard the orbiting lab, just 1 1/2 months into an eight-month mission that began ...

ESA's Solar Orbiter captured views of the planet Mercury passing in front of the Sun. Multiple instruments aboard the ...

There is a NASA facility in Cleveland? You might be surprised to know it operated prior to the more famous sites in ...

Humans are set to travel around the moon for the first time in over 50 years, venturing further from Earth than ever before, ...

By 1967, NASA had wrapped up the Mercury and Gemini programs and was preparing for the launch of the first Apollo-series spacecraft.

This coming July, Venus could plow through the dust generated by an asteroid breakup thousands of years ago, potentially ...

While February is fairly quiet, celestial event-wise, you'll also be able to catch six planets in the sky at once at the end ...

Astronomy helps scientists understand how stars are born, live, and eventually die. One key question people often ask is what ...

It was an unexpected finish to a mission that began in August and left the International Space Station with only three on ...

While February is fairly quiet, celestial event-wise, you'll also be able to catch six planets in the sky at once at the end of the month.