New research suggests that a binary pair of Kuiper Belt objects, known as the Altjira system, is actually made up of three separate bodies orbiting one another in a complex triad. This rare ...

Any eclipse is a fascinating event to observe and provides a glimpse of the celestial mechanics of the solar system ... meaning that the two celestial bodies appear to be around the same size ...

While these alignments happen regularly on a small scale ... the interconnectedness of celestial bodies and the delicate balance that governs our solar system. For many, witnessing such an ...

A rare grouping of 10 celestial bodies is captured in a stunning new photo taken during last weekend’s great planetary parade. A rare grouping of 10 celestial bodies is captured in a stunning ...

Its largest moon, Titan, is one of the most Earth-like celestial bodies in the entire Solar System. Enceladus i s Saturn's icy moon, with a liquid ocean under an icy crust. The new batch of moons ...

Scientists at NASA for the first time have been able to observe the make up of Pluto and other small and icy celestial bodies in the outer solar system. They had expected to find that the surfaces of ...

Astronomers may have just identified a rare example of a "three-body problem" hiding in plain sight beyond the solar system's ...