A January 2026 Earth–Sun alignment allows measurements of the opposition surge from interstellar object 3I/ATLAS using ...

Astronomers have produced the first continuous, two-dimensional maps of the outer edge of the sun's atmosphere, a shifting, frothy boundary that marks where solar winds escape the sun's magnetic grasp ...

This artist’s impression shows multiple small devices soaring on sunlight at the edges of Earth’s atmosphere. Scientists have devised tiny featherweight disks that could float on sunlight in Earth’s ...

Using the Parker Solar Probe and other near-Earth spacecraft, scientists have made and validated the first 2D maps of the Sun's outer surface, leading to unprecedented insight into how and where the ...