The photo, taken during the X-37B’s seventh mission, shows Earth from High-Elliptical Orbit. On Feb. 20, 2025, the Secretary of the Air Force Public Affairs uploaded on the DVIDS website, what is ...

The planets of our solar system move in ellipses. We've known this, so we are told, ever since Johannes Kepler devised his laws of planetary motion in the early 1600s. While it's true that orbits are ...

The third Long March 7A rocket lifts off from Wenchang, Dec. 23, 2021, carrying two Shiyan-12 satellites. Credit: CASC/Liu Yan HELSINKI — A classified Chinese satellite has been tracked operating in a ...

Ever since the 16th century when Nicolaus Copernicus demonstrated that the Earth revolved around in the Sun, scientists have worked tirelessly to understand the relationship in mathematical terms. If ...

Piyush Mehta receives funding from multiple federal agencies - NASA, NSF, NOAA, IARPA, and DoD. When you put your hand out the window of a moving car, you feel a force pushing against you called drag.

Planetary scientists have proposed a solution to the centuries-old problem of why the Moon’s far side bulges at its equator. Ian Garrick-Bethell and colleagues at the Massachusetts Institute of ...