A large, bright blue spiral spotted over Europe on Monday night sparked chatter on social media about what might have caused the mysterious vortex. Videos posted on X showed a blue orb in the ...

Astrophysicist Dr. Paul Sutter spoke with NBC News' Gadi Schwartz on the spectacular atmospheric event that a SpaceX rocket created over the European sky. March 26, 2025 ...

Blue Ghost shared detailed images from the lunar surface, including a solar eclipse and a lunar sunset. NASA and Firefly Aerospace shared images of the glowing sunset Tuesday, two days after the ...

A large, bright blue spiral spotted over Europe on Monday night sparked chatter on social media about what might have caused the mysterious vortex. Videos posted on X showed a blue orb in the ...

A blue and white spiral in the night sky is seen from Sweden. (Bertrand Ilhe / AFP via Getty Images) ...