The Southern Delta Aquarids are one of the most anticipated meteor showers of the summer. In 2025, its activity extends from ...

The latter half of July is soaked in the celestial with an astounding three meteor showers lighting up the sky ...

The logo is a sharp Delta symbol. "First used in 1961, the Delta symbol honors the heritage of the USAF [United States Air Force] and Space Command," explains an infographic released by the U.S ...

"The delta symbol, the central design element in the seal, was first used as early as 1942 by the U.S. Army Air Forces; and was used in early Air Force space organization emblems dating back to ...

The seal, which also centers on a delta symbol, was mocked by some online for resembling Star Trek’s Starfleet logo, though Space Force notes the U.S. military has used the delta in emblems for ...