In its closest-ever dive into the Sun’s atmosphere, NASA’s Parker Solar Probe has returned stunning new images and data that bring scientists closer to solving one of the Sun’s biggest mysteries: how ...

NASA unveiled close-up pictures on Wednesday of the interstellar comet that's making a quick one-and-done tour of the solar system. Discovered over the summer, the comet known as 3I/Atlas is only the ...

3I/ATLAS, an interstellar object identified by NASA as a comet, recently passed its closest point to the sun. Scientists around the world are observing its months-long journey to learn more about the ...

A NASA mission to study the heliosphere—the sun's magnetic bubble that shields our solar system—and develop a better understanding of space weather was launched from the agency's Kennedy Space Center ...

NASA’s SPHEREx joined Webb and Hubble in studying interstellar comet 3I/ATLAS, gathering data on its size, chemistry, and physical traits. While harmless to Earth, the comet provides scientists a rare ...

Interstellar comet 3I/ATLAS's first reported sighting was on July 1, and it's going to be the closest it's ever been to Earth on Friday. Along the way, it reached several milestones leading up to what ...

An interstellar tourist is taking a quick trip through our solar system, becoming one of just three known objects to ever do so, according to NASA. A comet from a solar system outside our own was ...