NASA has taken a major step toward one of its most ambitious science goals as it searches for signs of life on planets beyond ...

NASA announced the selection of industry proposals to advance technologies for the agency’s Habitable Worlds Observatory concept.

So far, humanity has yet to find its first "exomoon"—a moon orbiting a planet outside of the solar system. But that hasn't ...

The 247th Meeting of the American Astronomical Society (AAS 247) is being held Jan. 4 to Jan. 8 and will feature remarkable ...

While the James Webb Space Telescope continues to make headlines, a much larger observatory is quietly being built on Earth.

Scientists outline the scientific and technical case for building a northern-hemisphere 30-meter telescope at La Palma to support time-domain and multi-messenger astronomy.

The National Weather Service expects a storm to hit Mount Hamilton on Friday night and bring 2 to 2 1/2 inches of rain to the ...

Knowable Magazine reports 2025 faced turmoil in U.S. science amid job cuts and budget slashes, yet saw advances in gene ...

In 2026, there will be journeys to the moon and Mars, new visions of the cosmos and a solar eclipse that might be worth ...

An international team of astronomers has achieved a first in probing the early universe, using the James Webb Space Telescope ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.