Australia aims for orbit with the Gilmour Eris rocket, while SpaceX launches Starlink and Kuiper satellites, and Europe ...

Whether you observe in the morning or evening, the solar system has something for you today as two worlds reach their ...

The Senate appropriations committee challenges Trump’s 2026 budget, aiming to protect NASA Science and NSF from major cuts.

At a time of turmoil and competing visions for the agency, NASA will be led by a Trump administration cabinet member.

Earth’s companion has allowed astronomers to define lunar cycles, navigate without technology, and understand celestial movements.

M4 is a globular star cluster in the Scorpius constellation. Antares, Scorpius' brightest star, helps locate M4. M4 is visible to the naked eye, but a telescope shows more detail. Good luck!

Low-mass stars like our Sun expel their outer layers as a planetary nebula because of what is going on in the star’s core as it ages.

On July 13, 1969, the Soviet Union launched Luna 15, an unmanned spacecraft seen as a rival to the American Apollo 11 mission ...

Venus moves east as July progresses and stands 3° due north of Aldebaran on the 14th, after skirting the northern regions of ...

On his first trip to the Grand Canyon Star Party, Dave Eicher joins thousands for a week of lectures, observing, and cosmic wonder.

Venus is notably brighter — magnitude –4.1, far outshining magnitude 0.9 Aldebaran, the brightest star in the Taurus and ...

Today in the history of astronomy, the most prolific comet-discoverer of all time gets his start.