Using Pluto as an example, this celestial body, once considered the ninth planet, was redefined as a dwarf planet in 2006.

Astronomers around the world have confirmed over 6,000 exoplanets, a milestone reached in025. Billions more are waiting to be ...

Advanced space travel relies on a fundamental understanding of the restricted three-body problem (RTBP), in which one of the ...

Researchers are discussing 2025 PN7, a small celestial body that's following a similar orbital path to our planet's without being gravitationally tied to Earth ...

By studying the chemical composition of an odd, dying star, astronomers discovered that it had been feasting on what used to ...

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

First, let’s compare the orbital characteristics of Pluto with those of other planets. Pluto has an orbital eccentricity (the degree to which its orbit deviates from a perfect circle) of 0.25, while ...

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

NASA says its Hubble Space Telescope has detected a white dwarf star that consumed fragments of a Pluto-like object. Space ...

Summer 2015 was marked by a unique astronomical event, which occurs approximately once in the history of astronomy. The New ...

Hubble has captured a dense, burned-out star in the act of consuming a Pluto-like object. Happening some 260 light years from Earth, the new observation, published in the Monthly Notices of the Royal ...

Apophis will zoom safely past the Earth closer than the orbits of geosynchronous satellites on April 13, 2029. As well as the ...