Month: July 2025

ULTRAVIOLET (UV) ASTRONOMY
The study of celestial objects using ultraviolet radiation.

INFRARED SKY SURVEYS
Large-scale observations mapping the universe in infrared light, such as the WISE mission.

ADAPTIVE OPTICS
A technique to improve ground-based infrared observations by correcting atmospheric distortions.

FAR-INFRARED (FIR)
The longest infrared wavelengths, useful for studying cold interstellar clouds.

MID-INFRARED (MIR)
The middle section of the infrared spectrum used to study cooler objects.

NEAR-INFRARED (NIR)
The part of the infrared spectrum closest to visible light.

INFRARED EXCESS
The presence of more infrared radiation than expected, indicating dust or warm gas around stars.

HERSCHEL SPACE OBSERVATORY
A European infrared space telescope that studied star and galaxy formation.

INFRARED SPECTROSCOPY
The study of infrared light to determine the composition and temperature of celestial objects.