On Earth, we have weather because we have an atmosphere. Electromagnetic radiation from the sun heats up molecules and gases in the atmosphere, which causes the dynamic weather systems that cover the ...

Reference Article: Description of a coronagraph and how it's used. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A coronagraph is a specialized ...

Researchers have developed a new coronagraph—an optical device that blocks out light from a bright source—that could make it possible to see distant exoplanets obscured by light from their parent ...

How it works Diagram showing simulated light from an exoplanet and its companion star (far left) moving through the new coronagraph. (Courtesy: Nico Deshler/University of Arizona) A new type of ...

Southwest Research Institute has won a $60 million contract to build three coronagraphs for the National Oceanic and Atmospheric Administration (NOAA). SwRI’s novel Space Weather Solar Coronagraph ...

An optical engineer at NASA’s Jet Propulsion Laboratory, in Pasadena, California, Camilo Mejia Prada, shines a light on the interior of a testbed for an instrument called a coronagraph that will fly ...

The filters on NASA’s Roman Space Telescope Coronagraph Instrument’s Color Filter Assembly each block all but a specific color, or wavelength, of light. Many of the filters appear dark in this photo ...

An emerging super-black nanotechnology that is to be tested for the first time this fall on the International Space Station will be applied to a complex, 3-D component critical for suppressing stray ...

The Nancy Grace Roman Space Telescope is on track to be one of humanity's most capable celestial observatories, but first, NASA has to finish building it. The agency is one big step closer to doing ...