The latest image from the Hubble Space Telescope turns a quiet patch of sky into a spectral scene, revealing a so‑called “Ghost Nebula” where a dying star is shedding its outer layers into space. The ...

Turbulence, temperature changes, water vapor, carbon dioxide, ozone, methane, and other gases absorb, reflect, and scatter sunlight as it passes through the atmosphere, bounces off the Earth’s surface ...

Turbulence, temperature changes, water vapor, carbon dioxide, ozone, methane, and other gases absorb, reflect, and scatter sunlight as it passes through the atmosphere, bounces off the Earth’s surface ...