This leaves behind a dense core of material known as a white dwarf, surrounded by a so-called planetary nebula (no planets are actually involved in the creation of this nebula, early astronomers ...

Using advanced simulations, the researchers propose that these planets emerge from distinct rings of planetesimals, providing fresh insight into planetary evolution beyond our solar system.

But the Helix Nebula is a tricky one to study. As a planetary nebula, its center contains a white dwarf, a type of star known for emitting weak and inconsistent X-rays. The neutral gas and dust ...

Stunning new imagery and other data from NASA’s James Webb Space Telescope (JWST) reveal new details about a pair of enigmatic infrared ring structures accompanying a distant planetary nebula. The new ...

Known as the Small Innovative Missions for Planetary Exploration (or SIMPLEx in the tortured acronyms that NASA uses for some of its programs), the program was created to fund lower-cost planetary ...

The Helix Nebula is a so-called planetary nebula ... Monthly Notices of the Royal Astronomical Society (2024). DOI: 10.1093/mnras/stae2733 ...

36 Utilizing a preliminary volume of tissue activated analysis, they identified six out of 10 DBS targets suitable for endovascular stimulation. These included the medial forebrain bundle ...

Pope Francis addressed what he called a “planetary crisis” that is adversely affecting the world in multiple ways in a message Monday to the general assembly of the Pontifical Academy for Life.

Get Instant Summarized Text (Gist) The Hubble Space Telescope captured a new image of the Veil Nebula, a supernova remnant from a star 20 times the mass of the sun that exploded 10,000 years ago ...

Those in the Southern Hemisphere are encouraged to look for planetary nebula C90 in addition to the four cosmic objects listed for the Northern Hemisphere. Breakthroughs, discoveries ...

Planetary Parade 2025: The planets are aligning this week for a celestial event that will be seen around the globe. Seven planets will line up for a so-called "planet parade" on Friday, Feb. 28, as ...

Seven planets are aligning in the night sky this week, creating a brief chance to see a "planetary parade." Worldwide, the best day to see the alignment is today, Feb. 28. Mercury, Venus ...