Looking for Signs of a Black Hole

The 11th day of the 18th annual Space Telescope Advent Calendar features a new view of the heart of a nearby spiral galaxy.

Slow changes in radio scintillation can nudge pulsar timing by billionths of a second

For 10 months, a SETI Institute-led team watched pulsar PSR J0332+5434 (also called B0329+54) to study how its radio signal ...

Day 10 of the 2025 Space Telescope Advent Calendar

The tenth day of the 18th annual Space Telescope Advent Calendar features an enormous cloud of gas and dust, illuminated by a ...

Lower-cost space missions like NASA's ESCAPADE are starting to deliver exciting science, but at a risk

After a yearslong series of setbacks, NASA's Escape and Plasma Acceleration and Dynamics Explorers, or ESCAPADE, mission has ...
IEEE

The Outlook of Lunar Observation by 1.3-m Wavelength EISCAT_3D Radar With Large Telescope Antennas of Chinese Meridian Project

Abstract: Earth-based radar (EBR) is an important type of remote sensing instrument for planetary observation. EBR takes advantages in large-scale imaging swath, high repeatability, great flexibility, ...
Popular Science

Spot wildlife from miles away with this $23 telescope deal

We may earn revenue from the products available on this page and participate in affiliate programs. Learn more › TL;DR: This compact high-definition monocular telescope offers long-range viewing and ...
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JWST and the next generation of telescopes hunting for life

Next-generation telescopes like JWST and the 30-meter telescope increase the likelihood of detecting extraterrestrial life within our lifetime. Marjorie Taylor Greene's pension details explained as ...
Live Science

James Webb telescope does it again: The earliest black hole in the known universe may have been found

The James Webb telescope may have detected the universe's earliest and most distant known black hole at the heart of galaxy GHZ2, revealing how the first black holes grew just a few hundred million ...
Science Daily

A high-altitude telescope just changed what we know about black holes

Scientists flew the XL-Calibur telescope on a high-altitude balloon to measure polarized X-rays from Cygnus X-1. These measurements reveal details about the chaotic, superheated material swirling ...
National Academies of Sciences%2c Engineering%2c and Medicine

Decadal Survey on Astronomy and Astrophysics 2020 (Astro2020)

What are the key scientific challenges for astronomy and astrophysics in the next decade? Pathways to Discovery in Astronomy and Astrophysics for the 2020s identifies the most compelling science goals ...
Engadget

Webb telescope images an aging binary star system in the center of a four-layered cosmic dust shell

Webb's mid-infrared image shows four coiled shells of dust around a pair of Wolf-Rayet stars known as Apep for the first time (NASA, ESA, CSA, STScI; Science: Yinuo Han (Caltech), Ryan White ...
Scientific American

JWST May Have Seen the First Stars in the Universe

Astronomers studying a distant galaxy using the James Webb Space Telescope (JWST) have found the best candidates yet for the universe’s first stars. These so-called Population III stars arose shortly ...