Astronomers observe subpulse drifting and nulling of pulsar PSR J0026–1955

Each pulse stack (pulse phase vs. pulse number) represents the variety of subpulse drifting sequences shown by PSR J0026–1955 at 400 MHz (using uGMRT). Bright yellow diagonally arranged pixels around…

Hubble views a galactic monster

Credit: ESA/Hubble & NASA, H. Ebeling The NASA/ESA Hubble Space Telescope has captured a monster in the making in this observation of the exceptional galaxy cluster eMACS J1353.7+4329, which lies…

Crowds cheer as India launches a lander and rover to explore the moon’s south pole

Indian spacecraft Chandrayaan-3, the word for “moon craft” in Sanskrit, blasts off from the Satish Dhawan Space Centre in Sriharikota, India, Friday, July 14, 2023. The Indian spacecraft blazed its…

Japan rocket engine explodes during test: official

Credit: JAXA A Japanese rocket engine exploded during a test on Friday, an official said, in the latest blow to the country’s space agency. The Epsilon S—an improved version of…

Webb Space Telescope reveals moment of stellar birth, dramatic close-up of 50 baby stars

The first anniversary image released Wednesday, July 12, 2023, by Space Telescope Science Institute Office of Public Outreach, shows NASA’s James Webb Space Telescope displaying a star birth like it’s…

Scientists use NASA MESSENGER mission data to measure chromium on Mercury

Color-coded chromium abundance map overlain on MESSENGER image of Mercury. Credit: Larry Nittler/ASU The origin of Mercury, the closest planet to the sun, is mysterious in many ways. It has…

A new technique uses remote images to gauge the strength of ancient and active rivers beyond Earth

Images from the Cassini mission show river networks draining into lakes in Titan’s north polar region. Credit: NASA/JPL/USGS Rivers have flowed on two other worlds in the solar system besides…

Solar storm on Thursday expected to make Northern Lights visible in 17 states

An aurora borealis, also known as the northern lights, is seen in the night sky in the early morning hours of Monday, April 24, 2023, near Washtucna, Wash. A solar…

Asteroid named after Portuguese astrophysicist

Image of asteroid 243 Ida, taken by the Galileo spacecraft. Despite being about ten times larger than asteroid 32599 Pedromachado, 243 Ida is also found in the Asteroid Belt. Credit:…

Webb detects most distant active supermassive black hole to date

The graphic shows the redshift of one active supermassive black hole. At top right is the complete NIRCam image of the field, which has an uneven white outline and is…