Galaxies are vast gravitational structures that harbor billions to trillions of stars, as well as, interstellar gas, dust, and nebulae as well as the dark matter that binds them together. Our solar ...

The Los Angeles Astronomical Society’s celebration of its 100th anniversary Saturday at the Griffith Observatory will be highlighted by an evening observation from 7:30 p.m. to 9:30 p.m. where members ...

After more than a decade of development, NASA’s Nancy Grace Roman Space Telescope is entering final preparations for an early ...

Participants will be shown how to use a telescope and stargaze.

How far the Milky Way's disk extends has long been difficult to define—it doesn't end sharply, but fades away gradually at ...

This latest image from Hubble forms just one of more than 1.7 million observations that the space telescope has made over the ...