NASA's Lucy spacecraft has officially entered Jupiter's Trojan asteroid region after a 2.2-billion-mile journey, marking a major milestone for solar system research.

The discovery of a massive trans-Neptunian object designated 2026 ED138 has reignited scientific discussions surrounding the definition of planets in our solar system.

After two decades of revolutionizing our understanding of gamma-ray bursts and cosmic explosions, NASA's Neil Gehrels Swift Observatory has wrapped up its historic mission.

Using advanced radio astronomy, researchers have uncovered the earliest phases of giant planet formation within the unique Gomez's Hamburger system.