Tag Archive for 'Maser'

An artist’s concept of Messier 77, featuring its powerful black hole and accretion disk, and never before seen polarization in water masers outside of our Milky Way Galaxy. Image credit: NSF / AUI / NRAO / S. Dagnello.

Astronomers Spot Magnetic Filaments in Accretion Disk around Messier 77’s Central Black Hole

Dec 11, 2024 by News Staff

Messier 77 is a well-known, relatively nearby, bright spiral galaxy with a supermassive black hole at its center. An artist’s concept of Messier 77,...

The dark vertical streak at the center of this Hubble image hides the protostellar object OH 339.88-1.26. Image credit: NASA / ESA / Hubble / J. Tan.

Hubble Finds Intermediate-Mass Protostellar Object in Ara

Aug 28, 2023 by News Staff

The NASA/ESA Hubble Space Telescope has taken a detailed image of the surroundings of the spectacular protostellar object OH 339.88-1.26. The dark vertical...

This artist’s conception shows a zoomed in view of MWC 349A and its surrounding disk of gas and dust that are being shaped by the winds and high-speed jet. Image credit: ALMA / ESO / NAOJ / NRAO / M. Weiss, NRAO, AUI & NSF.

ALMA Spots Hidden Jet from Oddball Star MWC 349A

Jan 9, 2023 by News Staff

The jet observed by the Atacama Large Millimeter/submillimeter Array (ALMA) is ejecting material away from MWC 349A at a blistering 500 km per second (311...

The three-color optical image of the host galaxy of the LADUMA J033046.20-275518.1 hydroxyl megamaser, taken from the Hyper Suprime-Cam (HSC) on the 8.2-m Subaru Telescope. Image credit: Glowacki et al., arXiv: 2204.02523.

MeerKAT Discovers Farthest Hydroxyl Megamaser to Date

Apr 8, 2022 by News Staff

LADUMA J033046.20-275518.1 is the most distant megamaser of its kind ever detected. The three-color optical image of the host galaxy of the LADUMA J033046.20-275518.1...

This image shows the Sb-type spiral galaxy SDSS J043703.67+245606.8. Image credit: Sloan Digital Sky Survey.

Wandering Supermassive Black Hole Detected in Distant Spiral Galaxy

Mar 12, 2021 by News Staff

Using the Arecibo and Gemini observatories, astronomers have detected a mobile supermassive black hole in a galaxy called SDSS J043703.67+245606.8 (hereafter...

Position and velocity map of the Milky Way Galaxy; arrows show position and velocity data for 224 objects used to model the Galaxy; the solid black lines show the positions of the Galaxy’s spiral arms; the colors indicate groups of objects belonging the same arm. Image credit: NAOJ.

Milky Way’s Supermassive Black Hole is Closer than Astronomers Thought

Nov 27, 2020 by News Staff

The distance between our Solar System and Sagittarius A*, the 4-million-solar-mass black hole at the center of our Milky Way Galaxy, is approximately 25,800...

An artist’s impression of the immediate vicinity of the massive protostar G358.93-0.03-MM1. Image credit: Xi Chen, Guangzhou University / Zhi-Yuan Ren, National Astronomical Observatories, Chinese Academy of Science.

Astronomers Detect Spiral-Arm Structures around High-Mass Protostar

Jul 14, 2020 by Enrico de Lazaro

New observations of a high-mass protostar in the massive star-forming region G358.93-0.03 shed light on how these young stellar objects accumulate their...

This image shows the megamaser galaxy LEDA 58817, which lies in the constellation Ophiuchus, about 370 million light-years away. Image credit: NASA / ESA / Hubble / Judy Schmidt, www.geckzilla.com.

Hubble Spots Cosmic Megamaser

Dec 26, 2016 by News Staff

NASA has released a stunning image snapped by the NASA/ESA Hubble Space Telescope of the megamaser galaxy LEDA 58817. This image shows the megamaser galaxy...

This micromaser is a major step toward building quantum-computing systems out of semiconductor materials; a battery forces electrons to tunnel one by one through two double quantum dots located at each end of a cavity, moving from a higher energy level to a lower energy level and in the process giving off microwaves that build into a coherent beam of light. Image credit: Jason Petta.

Scientists Create Rice Grain-Sized Maser

Jan 16, 2015 by News Staff

A team of scientists led by Dr Jason Petta of Princeton University has built a rice grain-sized microwave laser, or maser, powered by single electrons...