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NASA’s Roman to Use Rare Events to Calculate Expansion Rate of Universe

7 min read

Astronomers investigating one of the most pressing mysteries of the cosmos – the rate at which the universe is expanding – are readying themselves to study this puzzle in a new way using NASA’s Nancy Grace Roman Space Telescope. Once…

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What is Dark Energy? Inside our accelerating, expanding Universe

11 min read

Some 13.8 billion years ago, the universe began with a rapid expansion we call the big bang. After this initial expansion, which lasted a fraction of a second, gravity started to slow the universe down. But the cosmos wouldn’t stay…

Article3 weeks ago

NASA Puts Next-Gen Exoplanet-Imaging Technology to the Test

7 min read

A cutting-edge tool to view planets outside our solar system has passed two key tests ahead of its launch as part of the agency’s Roman Space Telescope by 2027. The Coronagraph Instrument on NASA’s Nancy Grace Roman Space Telescope will…

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NASA’s Roman to Search for Signs of Dark Matter Clumps

7 min read

Some of the finest, smallest details in the universe – the gaps between elongated groups of stars – may soon help astronomers reveal dark matter in greater detail than ever before. After NASA’s Nancy Grace Roman Space Telescope launches, by May 2027, researchers will…

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Joshua Schlieder: Feet on the Ground, Head in the Stars

9 min read

Goddard astrophysicist Dr. Joshua Schlieder supports NASA’s Roman Space Telescope and Swift Observatory with creativity, community, and curiosity.

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Meet the Infrared Telescopes That Paved the Way for NASA’s Webb

8 min read

The Webb telescope has opened a new window onto the universe, but it builds on missions going back 40 years, including Spitzer and the Infrared Astronomical Satellite. On Dec. 25, NASA will celebrate the two-year launch anniversary of the James…

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Seeing and Believing: 15 Years of Exoplanet Images

5 min read

Fifteen years ago, astronomers delivered what is now an iconic direct image of an exoplanet, Beta Pictoris b.

Article3 months ago

Joshua Abel: Delivering Roman’s Optical Telescope Assembly On Time, On Target

6 min read

Joshua Abel’s job as lead systems engineer for the Nancy Grace Roman Space Telescope’s Optical Telescope Assembly is “to deliver the assembly to the Roman observatory on time, within budget, and meeting all the technical requirements.”

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How NASA’s Roman Space Telescope Will Chronicle the Active Cosmos

7 min read

NASA’s Nancy Grace Roman Space Telescope will pair space-based observations with a broad field of view to unveil the dynamic cosmos in ways that have never been possible before. “Roman will work in tandem with NASA observatories such as the…

Article

First Science Images Released From ESA Mission With NASA Contributions

7 min read

The new images from the Euclid mission include a cluster of thousands of distant galaxies, demonstrating the spacecraft’s unique abilities.  The Euclid mission, which will investigate the mysteries of dark matter and dark energy, released its first five science images…

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