A team of international astronomers has uncovered what may be a gas giant planet forming around a distant young star. Using ...

Astronomers anticipate an unprecedented view of the solar system as the Rubin Observatory begins to scan millions of hidden ...

Most of the time, astronomers use high-tech telescopes and expensive equipment to make observations. This time, they just had ...

Our solar system is the only one known to have life inside. While scientists are searching for water in other planets, a new ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

Beyond the edge of Neptune, a distant realm of icy debris known as the Kuiper Belt stretches deep into space. This frozen ...

The chance of a planet forming in the outer reaches of the solar system - a hypothetical Planet Nine - could be as high as 40 ...

Almost 20 years after Pluto was infamously downgraded from its status as a planet, scientists now believe they have ...

The Webb telescope detects a clear, hydrogen-rich atmosphere, as well as water vapor, on the hot sub-Neptune planet TOI-421 B ...

The TNO, which are described as minor planets that orbit the sun at a greater distance than Neptune, were found on the edge ...

The object is about 700 kilometres wide and lies nearly three times farther from Earth than Neptune. Its highly elongated ...