jwst

How Did Supermassive Black Holes Get So Big, So Early? They Might Have Had a Head Start

Supermassive Black Holes (SMBHs) can have billions of solar masses, and observational evidence suggests that all large galaxies have one…

1 week ago

How Webb Stays in Focus

JWST's primary mirror consists of 18 individual segments, each of which can be moved on 6 different axes of freedom.…

2 weeks ago

Webb Reveals a Steam World Planet Orbiting a Red Dwarf

The JWST has found an exoplanet unlike any other. This unique world has an atmosphere almost entirely composed of water…

3 weeks ago

Webb Finds Dozens of Supernovae Remnants in the Triangulum Galaxy

Infrared astronomy has revealed so much about the Universe, ranging from protoplanetary disks and nebulae to brown dwarfs, aurorae, and…

4 weeks ago

The Webb Discovers a Rich Population of Brown Dwarfs Outside the Milky Way

This stunning image of a star cluster in the Small Magellanic Cloud (SMC) is more than just a pretty picture.…

4 weeks ago

Webb Observations Shed New Light on Cosmic Reionization

The "Epoch of Reionization" was a critical period for cosmic evolution and has always fascinated and mystified astronomers. During this…

1 month ago

A Black Hole has Almost Halted Star Formation in its Galaxy

When the James Webb Space Telescope was launched on Christmas Day in 2021, it faced a whole host of intriguing…

2 months ago

Book Review: Is Earth Exceptional?

A new book looks at the latest scientific insights versus a key question in astronomy and space science.

2 months ago

Remember those Impossible Galaxies Found by JWST? It Turns Out They Were Possible After All

When the James Webb Space Telescope provided astronomers with a glimpse of the earliest galaxies in the Universe, there was…

3 months ago

Webb Discovers Six New “Rogue Worlds” that Provide Clues to Star Formation

Rogue Planets, or free-floating planetary-mass objects (FFPMOs), are planet-sized objects that either formed in interstellar space or were part of…

3 months ago