This phenomenon, called an opposition surge, is characteristic of many airless solar system objects. Also, the researchers found that Phobos's surface was porous, like sand. This led the team to ...

over broad regions of the A, B, and C rings as a function of solar phase angle and wavelength. There is a strong surge in brightness near opposition. To measure the width and amplitude of the ...

The leader of Britain’s opposition Labour Party has tested positive ... has “a chance to ride out” the Omicron variant-driven surge in infections without imposing tough lockdown measures.