Critics argue the satellites, billed as a way to harness solar energy at night, could hamper sky observations and may pose a ...

A recent launch of China's Zhuque-2E rocket triggered a giant white streak of light to appear above at least seven U.S. states after deploying six satellites into low-Earth orbit. The light show, ...

A colossal structure in the distant Universe is defying our understanding of how the Universe evolved. In light that has traveled for 6.9 billion years to reach us, astronomers have found a giant, ...