Jupiter, roughly 562 million miles from Earth today, has nearly 100 moons. But Batygin and his collaborator Fred Adams' research focused on two of the smaller ones, Amalthea and Thebe. Both are inside ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

NASA’s IMAP mission will study the heliosphere to understand solar wind and space weather, launching in fall 2025 from ...

The mystery of how planets and icy objects formed in the farthest reaches of our solar system just took an exciting turn. A ...

For decades, our solar system was thought to have nine planets, with Pluto considered the smallest and farthest. But in 2006, ...

Jupiter's early evolution and gravitational influence played a crucial role in shaping the solar system's structure and ...

Speed is one of the most vital factors in space missions. To reach distant planets, study the Sun, or escape Earth’s gravity, ...

According to NASA, the aurora on Earth may last only a few minutes, but on Saturn, it can last for days. In the 2010s, aurora ...

NASA engineers have brought a set of obsolete thrusters back from the dead on the Voyager 1 probe, just before losing their ...

This year marks the 50th anniversary of the founding of the European Space Agency (Esa). It has launched spectacularly ...

NASA engineers have miraculously revived the Voyager 1 interstellar probe's backup thrusters — components that hadn't been ...

In space, aerobraking can change the orbit of a spacecraft while minimizing the use of its propulsion system and fuel. Spacecraft that orbit around Earth do so in two types of orbits: circular and ...