Dark Matter

Everything scientists can observe in the universe, from people to planets, is made of matter. Matter is defined as any…

Astronomers have released a set of more than a million simulated images showcasing the cosmos as NASA’s upcoming Nancy Grace…

NASA’s Nancy Grace Roman Space Telescope team has successfully integrated the mission’s telescope and two instruments onto the instrument carrier,…

With contributions from NASA, the mission will map a third of the sky in order to study a cosmic mystery…

The spacecraft bus that will deliver NASA’s Nancy Grace Roman Space Telescope to its orbit and enable it to function…

The universe is a dynamic, ever-changing place where galaxies are dancing, merging together, and shifting appearance. Unfortunately, because these changes…

The primary instrument for NASA’s Nancy Grace Roman Space Telescope is a sophisticated camera that will survey the cosmos from…

A team of astronomers analyzed observations by NASA's Hubble Space Telescope taken over a span of 18 years to measure…