Because Earth moves in an elliptical orbit around the sun, being further away means it travels slower along its orbit. This ...

NASA's new "CODEX" telescope has snapped its first photos of the sun's outer atmosphere, revealing previously imperceptible changes that could help scientists better predict potentially dangerous ...

The Solar Orbiter has delivered the "highest resolution image ever of the Sun’s south pole" according to the European Space ...

A team of researchers has outlined how a new "direct fusion drive" propulsion system could allow us to reach Sedna this ...

NASA’s Mars Reconnaissance Orbiter is still doing fresh things, even after close to two decades of service, shown by a new ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

In the outer reaches of our solar system, far beyond the orbit of Pluto, lies Sedna, one of the most mysterious objects ever ...

Astronomers confirm TOI-5573 b, a rare, miniature Saturn-like planet orbiting a small star, challenging theories of planetary ...

Recent observations have revealed carbon monoxide venting from the largest comet ever seen, providing clues about its origins ...

The new moon occurs on June 25. A day later, Mercury reaches its highest point in the evening sky, and on June 27, the young ...

The south pole of the Sun, photographed by the Extreme Ultraviolet Imager instrument aboard Solar Orbiter on 30 March 2022. © ESA & NASA/Solar Orbiter/EUI Team The Sun’s poles are of particular ...

ESA's Solar Orbiter captured a "tube of cooler atmospheric gases snaking its way through the Sun’s magnetic field," according ...