GS-z13-1, observed shortly after the Big Bang, emits light that shouldn't be visible. This discovery, made possible by the ...

Scientists have discovered a colossal water reservoir in space, containing as much water as 100 trillion times all the oceans on Earth combined. This enormous water body is located near the active ...

Unexpected, Bright Hydrogen Emission Caught Astronomers by Surprise In the early universe, space was filled with a dense fog of neutral hydrogen gas. Although the first stars and galaxies gave off ...

which measures a galaxy's distance from Earth based on how its light has been stretched out during its journey through expanding space. The NIRCam imaging yielded an initial redshift estimate of ...

My research interests lie in theoretical astrophysics and UV/X-ray space astronomy. I work on theories of galaxy formation, reionization, first stars, primordial metal production, and numerical ...