The short wavelengths of the gamma radiation emitted in the initial explosion are believed to have become stretched due to the expansion of space into longer wavelength microwaves.

Both work with infrared wavelengths, meaning they can peer through blankets of cosmic dust and probe extremely distant parts of the universe that other visible-light instruments cannot ...

The galaxy, dubbed JADES-GS-z13-1, marks the earliest sign yet spotted of the era of cosmic reionization ... This gas absorbed short-wavelength light from any stars that shone before about ...

This Cosmic Microwave Background Radiation (CMBR ... the night sky and the sky would have a uniform glow with the similar wavelengths of light from stars in any directions. The Big Bang and ...