Earth's oldest continuous land-observing satellite system is turning 40, and to celebrate, the federal agencies that run the program allowed voters to pick their favorite images from a smorgasbord ...

Related: SpaceX launches NASA's PACE satellite to study Earth's oceans, air and climate (video) CloudSat carried a powerful instrument called Cloud Profiling Radar, which was the first 94 ...

However, these clouds are even more eye-catching when viewed from above. Luckily for us, NASA's Earth Observatory (EO) captured a satellite view of a long cavum encompassing a portion of southeast ...