What had once been a large cloud of dust and gas had grown so mighty that it collapsed under its own weight, with the result ...

When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary ...

Solar storms can have a devastating effect on earth's power and communication grids, and the trio of missions may help to ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

Harvard researcher Avi Loeb says comet 3I/ATLAS weighs 33 billion tons and spans 3.1 miles, making it far larger than ...

Damanveer Singh Grewal suggests that planetesimals in the early solar system emerged from a succession of high-energy ...

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously ...

A mysterious space object named 2023 KQ14, nicknamed “Ammonite,” challenges theories about the mysterious and possible Planet ...

Researchers discover hidden solar tornadoes that can disrupt Earth's systems - revealing why current space weather warnings ...

Scientists have shown that Earth’s basic chemistry solidified within just three million years of the Solar System’s formation. Initially, the planet was barren and inhospitable, missing water and ...

Normal gases, like the air you breathe on Earth, are made up of atoms bouncing around. Atoms consist of a positively charged bundle of particles called the nucleus and negatively charged particles ...

Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its ...