How special is our solar system? Is our sun unique? What about the number, arrangement, and composition of our planets – are they weird, or what ...

In recent years, the detection of rogue objects exiting our solar system has captivated the scientific community and the ...

Astronomers have recently detected a colossal object at the edge of our solar system, sparking excitement and curiosity ...

A new trans-Neptunian object, 2017 OF201, has been found with a vast orbit and potential dwarf planet size. The finding hints ...

Named 3I/ATLAS, the comet is only the third known interstellar object to enter our solar system, and it's the largest and ...

Some stars in the universe grow to 300 times larger our own sun. But how do they get so big, and how do they sustain their ...

At the moment, 3I/ATLAS is outgassing as it reaches out sun, with the JWST and NIRSpec finding that carbon dioxide, water, ...

NASA is tracking a mysterious, fast-moving object entering our solar system, raising questions about whether it's just a ...

We know a lot about our Milky Way Galaxy’s location in the universe thanks to efforts to map the distances to nearby galaxies. Our galaxy is a member of the Local Group — a small collection of ...

In this scheme, the Sun and our solar system formed in the late summer (Labor Day is a convenient approximation), modern humans showed up a few minutes before midnight on New Year’s Eve, and all ...

For the past five hundred years, we’ve been looking out at the universe and assuming that we, with our little planet and our little solar system, were nothing special. And then we sent out a ...

Even if the solar system is spared a catastrophic collision, it won't last forever. Some scientists also think the protons that make up our universe will decay.