After tracking a puzzling X-ray signal from a dying star for decades, astronomers may have finally explained its source: The ...
For over 40 years, astronomers have been puzzled by strange X-ray signals from the Helix Nebula’s white dwarf. Now, they may ...
This color-composite image of the Helix Nebula was created from images obtained using the the Wide Field Imager, an astronomical camera attached to the 2.2 meter Max-Planck Society/ESO telescope ...
About 650 light-years from here, in the constellation Aquarius, lies the planetary nebula Caldwell 63, commonly known as the ...
For more than 40 years, astronomers have been puzzled by strange X-ray signals coming from the Helix Nebula, a cloud of gas ...
In this false-color image, NASA's Hubble and Spitzer Space Telescopes have teamed up to capture the complex structure of Helix nebula in unprecedented detail. The composite picture is made up of ...