Xue-shan-mu-chang 15-meter SubMillimeter Telescope

Xue-shan-mu-chang 15-meter SubMillimeter Telescope

This photo taken on Sept. 20, 2025 shows the launch site of the construction of a new large astronomical observation project, the Xue-shan-mu-chang 15-meter SubMillimeter Telescope (XSMT), in Delingha, northwest China's Qinghai Province. China on Saturday launched the construction of a new large astronomical observation project, the Xue-shan-mu-chang 15-meter SubMillimeter Telescope (XSMT). TO GO WITH "China commences construction of high-precision telescope project on 'roof of the world' " Photo by Chen Jie)/Xinhua/ABACAPRESS/COM

Xue-shan-mu-chang 15-meter SubMillimeter Telescope

Xue-shan-mu-chang 15-meter SubMillimeter Telescope

An aerial drone photo taken on Sept. 20, 2025 shows the launch site of the construction of a new large astronomical observation project, the Xue-shan-mu-chang 15-meter SubMillimeter Telescope (XSMT), in Delingha, northwest China's Qinghai Province. China on Saturday launched the construction of a new large astronomical observation project, the Xue-shan-mu-chang 15-meter SubMillimeter Telescope (XSMT). TO GO WITH "China commences construction of high-precision telescope project on 'roof of the world' "Photo by Chen Jie)/Xinhua/ABACAPRESS/COM

Xue-shan-mu-chang 15-meter SubMillimeter Telescope

Xue-shan-mu-chang 15-meter SubMillimeter Telescope

This image shows the new large astronomical observation project, the Xue-shan-mu-chang 15-meter SubMillimeter Telescope (XSMT). China on Saturday launched the construction of a new large astronomical observation project, the Xue-shan-mu-chang 15-meter SubMillimeter Telescope (XSMT). TO GO WITH "China commences construction of high-precision telescope project on 'roof of the world' " Photo by Xinhua/ABACAPRESS/COM

ALMA observatory in Chile

ALMA observatory in Chile

ATACAMA, Chile - Photo taken on Sept. 29, 2011, shows antennas of the Atacama Large Millimeter/submillimeter Array (ALMA), an international astronomy facility, located 5,000 meters above sea level in the Atacama region, northern Chile.

ALMA observatory in Chile

ALMA observatory in Chile

ATACAMA, Chile - Photo taken on Sept. 29, 2011, shows antennas of the Atacama Large Millimeter/submillimeter Array (ALMA), an international astronomy facility, located 5,000 meters above sea level in the Atacama region, northern Chile. (Kyodo)

ALMA radio telescope in Chile

ALMA radio telescope in Chile

Undated file photo shows part of the 66-antenna radio telescope system in Chile called the Atacama Large Millimeter/submillimeter Array, or ALMA. (Kyodo) ==Kyodo

Huge Chilean radio telescope to seek new planets, galaxies

Huge Chilean radio telescope to seek new planets, galaxies

TOKYO, Japan - A graphics released April 4 by the National Astronomical Observatory of Japan (NAOJ) shows a high-altitude radio telescope which scientists from Japan, Europe and North America agreed to build in Chile. The Atacama Large Millimeter/Submillimeter Array (ALMA), the largest of its kind in the world, will mainly consist of 64 moveable 12-meter-diameter dishes distributed in a circle 10 kilometers in diameter.