Signs of a planet transiting a star outside of the Milky Way galaxy may have been detected for the first time. This intriguing result, using NASA’s...
Scientists have heard a message from the stars — specifically, radio signals bursting from distant red dwarf stars which they believe could indicate the presence of...
A joint European-Japanese spacecraft is set to fly by Mercury for the first time late Friday on its path to deliver two probes into the planet’s...
A team of astronomers from the European Southern Observatory (ESO) and other institutes has discovered a black hole lying just 1000 light-years from Earth. The black...
The surface of Enceladus is covered by between 18 to 24 miles of thick clean ice, making it one of the most reflective bodies in the...
History will be made on Tuesday when Nasa’s New Horizons probe sweeps past the icy world known as Ultima Thule. Occurring some 6.5 billion km (4...
With an equator diameter of around 143,000 kilometers, Jupiter is the largest planet in the solar system and has 300 times the mass of the Earth....
The search for exoplanets, which orbit distant stars, has opened up a whole galaxy of worlds beyond our own. Over 3,700 have been discovered to date,...
The spectacular rings of Saturn may be relatively young, perhaps just 100 million years or so old. This is the early interpretation of data gathered by...
Astronomers have discovered an object that could be the first known moon located beyond the Solar System. If genuine, the “exomoon” is likely to be about...
Astronomers have yet to confirm the existence of a ninth planet lurking beyond Pluto. But new analysis of the Kuiper Belt suggests a planetary mass is...