Ramesh Nathan told investors his Bay Area spacecraft company had seven offices around the world, employed more than 15,000 ...

In recent years, with the deepening interdisciplinary research between general relativity and electromagnetism, the ...

The 142-year-old community science stalwart's renovated gazing platform offers the chance to engage on a cosmic level.

The energy source behind both quasars and microquasars is the spin of the black hole itself. As they gradually give up this ...

The moment you enter, your eyes are inevitably drawn upward to the showstopping ceiling – a spectacular cosmic panorama where galaxies, nebulae, and stars swirl in mesmerizing patterns of purple, blue ...

Astronomers raised hopes that humanity might not be alone in the universe by announcing on Thursday they have detected the ...

Brown researchers create more efficient design for lightsails — thin membranes that use light to travel through space.

There is a large diversity in the chemical composition of astronomical objects such as planets, comets, circumstellar ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast ...

Emily Ratajkowski said she was “disgusted” by Blue Origin’s NS-31 mission to space, hours after the all-female crew—which ...

The May issue of Scientific American takes you on a deep-sea mining mission, explores dark comets and examines an invisible ...