NASA is set to launch three spacecrafts Tuesday with the goal of unlocking the mysteries of solar weather at the edge of our solar system.

NASA's IMAP mission and two other spacecraft launched atop a SpaceX Falcon 9 rocket early Wednesday morning (Sept. 24) to study space weather and its effects on Earth.

The spacecraft’s 10 instruments will also fill gaps in the existing map of the heliosphere, pieced together from data collected by previous missions, and help further explain how the heliosphere ...

The comet is only the third interstellar object ever detected from a solar system outside our own. Astronomers unveiled a striking new view of the interstellar visitor 3I/ATLAS on its journey toward ...

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS. A remarkable ...

Observations made by NASA's Neil Gehrels Swift Space Observatory have revealed that the interstellar object 3I/ATLAS currently passing through our Solar System is emitting hydroxyl gas. This is ...

The earliest images of 3I/ATLAS, newly uncovered by Michigan State University, reveal how the interstellar object evolved as it traveled through our solar system—and how other distant solar systems ...

The star that is at the center of our solar system has become in recent years a focal point in our space exploration efforts, with several missions dedicated to studying it making their way into the ...

Scientists were able to see the moment when planets began to form around a star. Astronomers have witnessed the birth of a solar system beyond our own for the first time. An international team of ...

Discovery: On July 2, 2025, astronomers confirmed Comet 3I/ATLAS, marking only the third interstellar object (ISO) ever detected passing through our Solar System, after 1I/ʻOumuamua (2017) and ...

Dust brought back to Earth by China's Chang'e-6 mission contains rare meteorite relics that could change our understanding of sources of water and other life-essential ingredients in our solar system.