2023.07.04
Baby Star Growing Fast through A 3-Layer Pancake-like Protostellar Disk
Protostellar disks play a crucial role in forming extrasolar systems, as they not only facilitate the growth of central protostars into mature stars, but also …
Press Releases
21 - 40 / 128
2023.06.28
ALMA Digs Deeper into the Mystery of Planet Formation
An international research team led by Nagayoshi Ohashi at Academia Sinica Institute of Astronomy and Astrophysics (ASIAA, Taiwan) used the Atacama Large Millim…
2023.06.20
Observations of High-Mass Star Seeds Defy Models
The team has revealed an unprecedented number of stellar seeds concealed within environments where high-mass stars (stars with masses eight times more than the…
2023.05.12
Astronomers image for the First Time a Black Hole’s Shadow together with a Powerful Jet
For the first time, astronomers have observed, in the same image, the shadow of the black hole at the center of the galaxy Messier 87 (M87) and the powerful je…
2023.03.02
Resurrected Supernova Provides Missing-Link in Stellar Evolution
An international research team has discovered the first example of a supernova, known as SN 2018ivc, showing an unprecedented rebrightening at millimeter wavel…
2023.02.03
Outflows from Baby Star Affect Nearby Star Formation
Astronomers revealed fast gas outflows from a baby star strongly colliding with nearby dense gas where a group of baby stars are being born. The result suggest…
2022.11.22
INTERNATIONAL TEAM OBSERVES INNERMOST STRUCTURE OF QUASAR JET
At the heart of nearly every galaxy lurks a supermassive black hole. But not all supermassive black holes are alike: there are many types. Quasars, or quasi-st…
2022.10.26
The first cryogenic receivers that integrate all-metal 3D-printed RF components in radio astronomy
The NAOJ ALMA project and Advanced Technology Center have successfully fabricated corrugated horns by all-metal 3D-printing for the ALMA Band 1 receiver (Radio…
2022.07.01
Capturing the Onset of Galaxy Rotation in the Early Universe
An international research team led by Tsuyoshi Tokuoka, a graduate student at Waseda University in Japan, has observed signs of rotation in a galaxy, which ex…
2022.05.31
Unknown structure in galaxy revealed by high contrast imaging
A team of astronomers in Japan has discovered for the first time a faint radio emission covering a giant galaxy with an energetic black hole at its center. The…
2021.12.02
Stellar Cocoon with Organic Molecules at the Edge of our Galaxy
For the first time, astronomers have detected a newborn star and the surrounding cocoon of complex organic molecules at the edge of our Galaxy, which is known …
2021.10.07
First ALMA Animation of Circling Twin Young Stars
Researchers analyzed the accumulated data from the Atacama Large Millimeter/submillimeter Array (ALMA) and depicted the motion of a young twin star system XZ T…
2021.09.23
Unveiling Galaxies at Cosmic Dawn That Were Hiding Behind the Dust
While investigating the data of young, distant galaxies observed with the Atacama Large Millimeter/submillimeter Array, Yoshinobu Fudamoto from Waseda Universi…
2021.09.15
Untangling the Formation of Planetary Systems with Deuterium
An international research team using the Atacama Large Millimeter/submillimeter Array (ALMA) revealed the distribution of heavy hydrogen, or deuterium, in plan…
2021.09.08
First Light with the ALMA Band 1 Receiver
An international team has developed, assembled, and integrated a new set of receivers for the Atacama Large Millimeter/submillimeter Array (ALMA), the Band 1 r…
2021.07.08
New Radio Receiver Opens Wider Window to Radio Universe
Researchers have used the latest wireless technology to develop a new radio receiver for astronomy. The receiver is capable of capturing radio waves at frequen…
2021.06.11
ALMA Discovers Earliest Gigantic Black Hole Storm
Researchers using the Atacama Large Millimeter/submillimeter Array (ALMA) discovered a titanic galactic wind driven by a supermassive black hole 13.1 billion y…
2021.06.08
Discovery of a Dying Supermassive Black Hole Via a 3000-year-long Light Echo
Supermassive black holes (SMBH) occupy the center of galaxies, with masses ranging from one million to 10 billion solar masses. Some SMBHs are in a bright phas…
2021.05.21
ALMA Discovers the Most Ancient Galaxy with Spiral Morphology
Analyzing data obtained with the Atacama Large Millimeter/submillimeter Array (ALMA), researchers found a galaxy with a spiral morphology by only 1.4 billion y…
2021.04.20
ALMA Discovers Rotating Infant Galaxy with Help of Natural Cosmic Telescope
Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers found a rotating baby galaxy 1/100th the size of the Milky Way at a time when the Un…
NEW ARTICLES
2026 6.17
Toward a New Era of Astronomy: A New Step in Multi-Messenger Astronomy at Cosmological Distances - Gravitational Lensing Reveals a Connection Between Intense Star Formation 11 Billion Years Ago and High-Energy Neutrinos -
A remarkably bright galaxy affected by gravitational lensing, “Shadow Blaster,” was discovered through follow-up observ…
2026 6.9
Hiroaki Imada Receives the 2026 Shoichiro Yoshida Memorial Nikon Astronomy Achievement Award
The 2026 Shoichiro Yoshida Memorial Nikon Astronomy Achievement Award, presented by the Foundation for Promotion of Ast…
2026 5.22
Cosmic Chaos Beats Magnetism in the Birth of Massive Star Clusters
An international team of astronomers has discovered that chaotic turbulence, rather than orderly magnetic fields, is th…
