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.

The new calculations, described in a paper published Tuesday (May 20) in the journal Nature Astronomy, suggest that just 3.8 ...

A new study by Caltech’s Konstantin Batygin and his colleague theorizes how super-Earths are formed. Credit: Caltech/R. Hurt ...

This week, in The Astronomical Journal, astronomer Mike Brown and planetary scientist Konstantin Batygin published what may be a map to the hypothetical planet. To find it, the pair of scientists ...

at least 30 astronomers have proposed the existence of various types of trans-Neptunian planets — and they’ve always been wrong,” said Konstantin Batygin, a colleague of Brown’s who is ...

In a couple of weeks, Caltech astronomers Mike Brown and Konstantin Batygin will be staying up late over six autumn nights, scanning part of the sky via the great Subaru telescope in Hawaii.

In its earliest days, Jupiter may have been even more colossal than it is now—twice as large, in fact, with a magnetic field 50 times stronger than today's. That's according to a new study published ...

Laughlin and California Institute of Technology's Konstantin Batygin have come up with a theory for this apparent aberration. In a paper published in the Proceedings of the National Academy of ...