2018.02.14
Rotating Dusty Gaseous Donut around an Active Supermassive Black Hole
High resolution observations with the Atacama Large Millimeter/submillimeter Array (ALMA) imaged a rotating dusty gas torus around an active supermassive black…
Cosmic Mysteries
141 - 160 / 221
2018.02.02
Universe Observed through Visual Acuity of 120,000/20 [vol.2] Searching First Galaxy in the Universe
When and how were galaxies with a hundred billion stars born in the universe?
This is one of the biggest mysteries that remain unsolved in modern astron…
2017.12.07
Massive Primordial Galaxies Found Swimming in Vast Ocean of Dark Matter
Astronomers expect that the first galaxies, those that formed just a few hundred million years after the Big Bang, would share many similarities with some of t…
2017.11.10
Winds blowing off a dying star
Stars like our Sun eject large amounts of gas and dust into space, containing various elements and compounds. Asymptotic giant branch — AGB — phase…
2017.11.06
Forest of Molecular Signals in Star Forming Galaxy
Astronomers found a rich molecular reservoir in the heart of an active star-forming galaxy with the Atacama Large Millimeter/submillimeter Array (ALMA). Among …
2017.10.24
Crescent and Perfect Rings Signal Formation of Planet
Atacama Large Millimeter/submillimeter Array (ALMA) took an impressive image of V1247 Orionis, a young, hot star surrounded by a dynamic ring of gas and dust, …
2017.10.03
Astronomers Discover Traces of Methyl Chloride around Infant Stars and Nearby Comet - Dashing Hopes Molecule Could Point to Life on Other Planets
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have detected the faint molecular fingerprint of methyl chloride – a chemical commonl…
2017.09.28
First Detection of an Intermediate-Mass Black Hole Candidate in the Milky Way
An image of clouds accelerating due to gravitational scattering caused by the intermediate-mass black hole. Credit: Tomoharu Oka (Keio University) Professor To…
2017.09.21
Ageing Star Blows Off Smoky Bubble
Astronomers have used ALMA to capture a strikingly beautiful view of a delicate bubble of expelled material around the exotic red star U Antliae. These observa…
2017.09.11
Explosive Birth of Stars Swells Galactic Cores - ALMA spots transforming disk galaxies
Astronomers found that active star formation upswells galaxies, like yeast helps bread rise. Using three powerful telescopes on the ground and in orbit, they o…
2017.08.31
ALMA Finds Huge Hidden Reservoirs of Turbulent Gas in Distant Galaxies
ALMA has been used to detect turbulent reservoirs of cold gas surrounding distant starburst galaxies. By detecting CH+ for the first time in the distant Univer…
2017.08.07
Taking the First Picture of a Black Hole [8] Challenges in obtaining an image of a SMBH
“Seeing a black hole” has been a long-cherished desire for many astronomers, but now, thanks to the Event Horizon Telescope (EHT) and the Global mm-VLBI Array …
2017.08.02
Running Out of Gas: Gas Loss Puts Brakes on Stellar Baby Boom
Astronomers observed a galaxy cluster 9.4 billion light-years away using the ALMA radio telescope array and found evidence that hot gas strips away the cold ga…
2017.07.29
ALMA Confirms Complex Chemistry in Titan’s Atmosphere: Saturn’s Moon Offers Glimpse of Earth’s Primordial Past
Saturn’s frigid moon Titan has a curious atmosphere. In addition to a hazy mixture of nitrogen and hydrocarbons like methane and ethane, Titan’s atmosphere als…
2017.07.05
“Space Hamburger” with Complex Organic Molecules and Rotating Gas Jet
An international research team, led by Chin-Fei Lee of the Academia Sinica Institute of Astronomy and Astrophysics (ASIAA, Taiwan), has used the Atacama Large …
2017.07.01
ALMA Reveals Turbulent Birth of Twin Baby Stars
Using the Atacama Large Millimeter/submillimeter Array (ALMA), researchers obtained a critical clue to an underlying problem: how are widely separated twin sta…
2017.06.28
Taking the First Picture of a Black Hole [7] What is Sagittarius A*?
The Event Horizon Telescope (EHT) and the Global mm-VLBI Array (GMVA) have caused quite a stir with their recent observations of the supermassive black hole at…
2017.06.21
Taking the First Picture of a Black Hole [6] How to build an Earth-sized radio telescope
A black hole is an extraordinary object with extremely strong gravity, but when observed from Earth it would look like a tiny dot. To capture an image of a bla…
2017.06.15
ALMA Finds Ingredient of Life Around Infant Sun-like Stars
ALMA has observed stars like the Sun at a very early stage in their formation and found traces of methyl isocyanate — a chemical building block of life. This i…
2017.06.13
ALMA Hears Birth Cry of a Massive Baby Star
An international research team led by a Japanese astronomer has determined how the enigmatic gas flow from a massive baby star is launched. The team used the A…
NEW ARTICLES
2025 6.26
Development of Total Power GPU Spectrometer was approved by ALMA Board
In April 2025, the ALMA Board approved the development of a new spectrometer for the Morita Array (*) designed and deve…
2025 6.24
New Super-resolution Imaging Reveals the First Step of Planet Formation after Star Birth
A research team led by Ayumu Shoshi of Kyushu University and the Academia Sinica Institute of Astronomy and Astrophysic…
2025 6.3
Joint ALMA Observatory Open Day 2025
- Tags
- News Events ALMA Topics
On March 21, 2025, NAOJ participated in the public event "Open Day 2025" held at the Joint ALMA Observatory in Santiago…
