News – Page 7 – Astronomy Now

Webb provides a spectacular hint of future “Deep Field” images while probing the distant past

14 April 2023 Astronomy Now

The James Webb Space Telescope is spotting “deep field” galaxies in a fraction of the time required by Hubble, providing a tantalizing hint of things to come.

A sharper image of the massive black hole lurking at the heart of M87

13 April 2023 Astronomy Now

Using machine learning, researchers have sharpened the Event Horizon Telescope’s iconic view of the black hole lurking at the heart of galaxy M87

X-ray studies reveal new details about the pulsar-powered Crab Nebula

10 April 2023 Astronomy Now

A detailed map of the Crab Nebula’s magnetic field shows areas of turbulence are more patchy and asymmetrical than previously expected, an indication current models need refinement.

Webb reveals new details – and new questions – about the Cas A supernova remnant

8 April 2023 Astronomy Now

The James Webb Space Telescope’s infrared view of the Cas A supernova remnant may help resolve questions about high concentrations of dust in early galaxies.

Webb captures detailed infrared view of Uranus, its moons and dusty rings

7 April 2023 Astronomy Now

The James Webb Space Telescope captures a detailed infrared view of Uranus, showing its dusty rings in sharp relief along with storms and the steeply-tilted planet’s polar cap.

Astronomers catch a rare glimpse of two quasars in the process of colliding

6 April 2023 Astronomy Now

Using space- and ground-based telescopes, astronomers get a rare look at two quasars in the process of merging just 3 billion years after the Big Bang.

“Rain” from Saturn’s rings heats the planet’s upper atmosphere

5 April 2023 Astronomy Now

An analysis of archival data shows particles raining down from Saturn’s rings heat the planet’s upper atmosphere.

The brightest gamma ray burst ever observed defies long-standing models

4 April 2023 Astronomy Now

The “BOAT” of gamma ray bursts – the brightest of all time – raises new questions about how such powerful outbursts are generated and interact with their environments.

Supermassive black holes not impressive enough? Try the ultramassive version

29 March 2023 Astronomy Now

Gravitational lensing helps astronomers find one of the most massive black holes yet discovered, a 30-billion solar mass monster at the heart of a remote galaxy.

James Webb’s infrared vision lets astronomers take an exoplanet’s temperature

28 March 2023 Astronomy Now

The James Webb Space Telescope takes a rocky exoplanet’s temperature, giving astronomers a powerful new tool for studying alien worlds.