Space Telescopes News

November 20, 2024

Top Headlines

Astronomers Discover First Pairs of White Dwarf and Main Sequence Stars in Clusters, Shining New Light on Stellar Evolution

Nov. 19, 2024 — Astronomers have discovered the first pairs of white dwarf and main sequence stars -- 'dead' remnants and 'living' stars -- in young star clusters. This breakthrough offers new insights on an extreme ...

Three Galactic 'Red Monsters' in the Early Universe

Nov. 13, 2024 — Astronomers have identified three ultra-massive galaxies -- nearly as massive as the Milky Way -- already in place within the first billion years after the Big Bang. This surprising discovery was made possible by the James Webb Space Telescope's ...

Astronomers' Theory of How Galaxies Formed May Be Upended

Nov. 12, 2024 — The standard model for how galaxies formed in the early universe predicted that the James Webb Space Telescope (JWST) would see dim signals from small, primitive galaxies. But data are not confirming the popular hypothesis that invisible dark matter ...

Einstein's Equations Collide With the Mysteries of the Universe

Nov. 11, 2024 — Why is the expansion of our Universe accelerating? Twenty-five years after its discovery, this phenomenon remains one of the greatest scientific mysteries. Solving it involves testing the fundamental laws of physics, including Albert Einstein's ...

Latest Headlines

updated 11:07pm EST

Scientists Compile Library for Evaluating Exoplanet Water

Nov. 14, 2024 — By probing chemical processes observed in the Earth's hot mantle, scientists have started developing a library of basalt-based spectral signatures that not only will help reveal the composition of ...

Astrophysicists Use Echoes of Light to Illuminate Black Holes

Nov. 7, 2024 — Researchers have developed an innovative technique to search for black hole light echoes. Their novel method, which will make it easier for the mass and the spin of black holes to be measured, ...

Dance of Electrons Measured in the Glow from Exploding Neutron-Stars

Nov. 4, 2024 — The temperature of elementary particles has been observed in the radioactive glow following the collision of two neutron stars and the birth of a black hole. This has, for the first time, made it ...

Astronomers Discover the Fastest-Feeding Black Hole in the Early Universe

Nov. 4, 2024 — Astronomers have discovered a supermassive black hole at the center of a galaxy just 1.5 billion years after the Big Bang that is consuming matter at a phenomenal rate -- over 40 times the ...

NASA's Hubble, Webb Probe Surprisingly Smooth Disk Around Vega

Nov. 1, 2024 — Teams of astronomers used the combined power of NASA's Hubble and James Webb space telescopes to revisit the legendary Vega ...

New ESO Image Captures a Dark Wolf in the Sky

Oct. 31, 2024 — For Halloween, the European Southern Observatory (ESO) reveals a spooktacular image of a dark nebula that creates the illusion of a wolf-like silhouette against a colourful cosmic backdrop. Fittingly ...

One of the Fastest-Spinning Stars in the Universe

Oct. 30, 2024 — New research in our Milky Way has revealed a neutron star that rotates around its axis at an extremely high speed. It spins 716 times per second, making it one of the fastest-spinning objects ever ...

Evidence Mounts for Dark Energy from Black Holes

Oct. 28, 2024 — Researchers have strengthened the case that matter becomes dark energy when massive stars collapse and become black ...

Seeing a Black Hole's Jet in a New Light

Oct. 28, 2024 — Researchers have pored over more than two decades' worth of data from NASA's Chandra X-Ray Observatory to show there's new knotty science to discover around black ...

Dandelion-Shaped Supernova and Zombie Star

Oct. 24, 2024 — A historical supernova documented by Chinese and Japanese astronomers in 1181 has been lost for centuries, until very recently. Yet, the newly found remnant shows some stunning characteristics that ...

Scientists Discover Molecules That Store Much of the Carbon in Space

Oct. 24, 2024 — A distant interstellar cloud was found to contain an abundance of pyrene, a type of large carbon-containing molecules known as polycyclic aromatic hydrocarbons (PAHs). This suggest pyrene may have ...

NRL Coronagraph Captures Unique Images of a Dusty Comet

Oct. 23, 2024 — U.S. Naval Research Laboratory (NRL) imaging instruments on three sun-orbiting observatories have captured sequences of comet C/2023 A3, known as Tsuchinshan-ATLAS, as it passed between the Earth and ...

Rocky Planets Orbiting Small Stars Could Have Stable Atmospheres Needed to Support Life

Oct. 23, 2024 — A sequence of events during the evolution of certain rocky planets orbiting M-dwarfs, the most common stars in the universe, creates an atmosphere that would be stable over time. This is true for ...

Ultra-Small Spectrometer Yields the Power of a 1,000 Times Bigger Device

Oct. 23, 2024 — Researchers are designing new ways to make spectrometers that are ultra-small but still very powerful, to be used for anything from detecting disease to observing stars in distant ...

NASA Reveals Prototype Telescope for Gravitational Wave Observatory

Oct. 22, 2024 — NASA has revealed the first look at a full-scale prototype for six telescopes that will enable, in the next decade, the space-based detection of gravitational ...

Astronomers Detect Ancient Lonely Quasars With Murky Origins

Oct. 17, 2024 — Astronomers observed ancient quasars that appear to be surprisingly alone in the early universe. The findings challenge physicists' understanding of how such luminous objects could have formed ...

Are Nearby Planets Sending Radio Signals to Each Other?

Oct. 16, 2024 — Researchers have developed a new method using the Allen Telescope Array to search for interplanetary radio communication in the TRAPPIST-1 star ...

It's Twins! Mystery of Famed Brown Dwarf Solved

Oct. 16, 2024 — An international team of astronomers has figured out that a famous brown dwarf is actually a pair of tight-knit brown dwarfs, weighing about 38 and 34 times the mass of Jupiter, that whip around each ...

NASA's Hubble, New Horizons Team Up for a Simultaneous Look at Uranus

Oct. 11, 2024 — NASA's Hubble Space Telescope and New Horizons spacecraft simultaneously set their sights on Uranus recently, allowing scientists to make a direct comparison of the planet from two very ...

NASA's Hubble Watches Jupiter's Great Red Spot Behave Like a Stress Ball

Oct. 9, 2024 — Astronomers have observed Jupiter's legendary Great Red Spot (GRS), an anticyclone large enough to swallow Earth, for at least 150 years. But there are always new surprises -- especially when ...

Winds of Change: James Webb Space Telescope Reveals Elusive Details in Young Star Systems

Oct. 7, 2024 — Planet-forming disks, maelstroms of gas and dust swirling around young stars, are nurseries that give rise to planetary systems, including our solar system. Astronomers have discovered new details of ...

In Odd Galaxy, NASA's Webb Finds Potential Missing Link to First Stars

Oct. 3, 2024 — Looking deep into the early universe with NASA's James Webb Space Telescope, astronomers have found something unprecedented: a galaxy with an odd light signature, which they attribute to its gas ...

A New Era of Solar Observation

Oct. 3, 2024 — For the first time, scientists have taken near-daily measurements of the Sun's global coronal magnetic field, a region of the Sun that has only been observed irregularly in the past. The ...

Scientists Discover Planet Orbiting Closest Single Star to Our Sun

Oct. 1, 2024 — Astronomers have discovered an exoplanet orbiting Barnard's star, the closest single star to our Sun. On this newly discovered exoplanet, which has at least half the mass of Venus, a year lasts ...

Carbon Dioxide and Hydrogen Peroxide on Pluto's Moon Charon

Oct. 1, 2024 — Astronomers have detected carbon dioxide and hydrogen peroxide on the frozen surface of Pluto's largest moon, Charon, using observations from the James Webb Space Telescope. These discoveries ...

First Data from XRISM Space Mission Provides New Perspective on Supermassive Black Holes

Sep. 30, 2024 — Data from an international space mission is confirming decades worth of speculation about the galactic neighborhoods of supermassive black ...

This Rocky Planet Around a White Dwarf Resembles Earth -- 8 Billion Years from Now

Sep. 26, 2024 — A 2020 microlensing event was caused by a planetary system with an Earth-like planet and brown dwarf. The star type was uncertain. The team has determined that the star is a white dwarf, a system ...

ESO Telescope Captures the Most Detailed Infrared Map Ever of Our Milky Way

Sep. 26, 2024 — Astronomers have published a gigantic infrared map of the Milky Way containing more than 1.5 billion objects -- the most detailed one ever made. Using the European Southern Observatory's VISTA ...

NASA's Hubble Finds That a Black Hole Beam Promotes Stellar Eruptions

Sep. 26, 2024 — In a surprise finding, astronomers using NASA's Hubble Space Telescope have discovered that the blowtorch-like jet from a supermassive black hole at the core of a huge galaxy seems to cause ...

Webb Discovers 'Weird' Galaxy With Gas Outshining Its Stars

Sep. 25, 2024 — The discovery of a 'weird' and unprecedented galaxy in the early Universe could 'help us understand how the cosmic story began', astronomers say. GS-NDG-9422 (9422) was found ...