NGC 5042 is a breathtaking spiral galaxy showcasing a brilliant mix of ancient stars, young blue clusters, and vibrant pink H ...

"The universe is filled with a range of three-body systems, including the closest stars to Earth, the Alpha Centauri star ...

A newly identified Kuiper Belt trio, possibly only the second of its kind, could provide strong evidence that these distant ...

Scientists have discovered a potential three-body system in the Kuiper Belt, the Altjira system, challenging planet-formation ...

The puzzle of predicting how three gravitationally bound bodies move in space has challenged mathematicians for centuries, and has most recently been popularized in the novel and television show "3 ...

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the ...

Located 2.5 million light-years away, the majestic Andromeda galaxy appears to the naked eye as a faint, spindle-shaped object roughly the angular size of the full moon. What backyard observers don't ...

Over the last 10 years, the Hubble Space Telescope has taken pictures of Altjira and a 2011 study found that it appears as ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

The puzzle of predicting how three gravitationally bound bodies move in space has challenged mathematicians for centuries, ...

NASA's Hubble Space Telescope has discovered that ... the doughnut-shaped region of icy bodies that lurks out beyond the orbit of Neptune. The discovery could also challenge our understanding ...

The Flame Nebula, located 1,400 light-years from Earth, is a region where many stars are forming and is less than a million ...