The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

Astronomers have announced the discovery of A11pl3Z, a massive new interstellar object entering our solar system.

Comet or asteroid heading for the Sun is only the third time an interstellar object has been spotted inside our group of ...

When astronomers first discovered exoplanets, they found massive ones orbiting large stars. The technology to detect smaller planets around low-mass, dim red dwarfs took time to develop. By the ...

From Mercury’s peak visibility to the Southern delta Aquariids meteor shower, July’s skywatching lineup promises an array of ...

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James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...

Our solar system is a pretty wild place, full of amazing stuff. From the giant Sun to the tiny rocks floating around, there’s ...

So-called M dwarfs are the most common stars in the Milky Way. A research team has determined around which of them Earth-like ...

Artist's impression of Planet Nine – a suspected “wide-orbit” planet – with the Sun in the distance; Neptune's orbit is shown ...

Venus moves east as July progresses and stands 3° due north of Aldebaran on the 14th, after skirting the northern regions of ...

How many Earth-like exoplanets orbit M dwarf stars (Red dwarf stars), which are smaller and cooler than our Sun? This is what ...