spectra

Rocky Planets Orbiting White Dwarf Stars Could be the Perfect Places to Search for Life

Some very powerful telescopes will see first light in the near future. One of them is the long-awaited James Webb…

7 months ago

Quasar Light Confirms Consistency Of Electromagnetism Over 8 Billion Years

The ESO has released spectral data obtained by the Very Large Telescope, which studied a distant qausar to determine how…

4 years ago

How Do We Know How Old Everything Is?

We hear that rocks are a certain age, and stars are another age. And the Universe itself is 13.7 billion…

6 years ago

Weekly SkyWatcher’s Forecast: April 23-29, 2012

[/caption] Greetings, fellow SkyWatchers! What a great week to just enjoy some great unaided eye astronomy observations. Who can resist…

9 years ago

Hubble Telescope Directly Observes Quasar Accretion Disc Surrounding Black Hole

[/caption] Thanks to the magic of the NASA/ESA Hubble Space Telescope, a team of international astronomers have made an incredible…

9 years ago

Energizing the Filaments of NGC 1275

[/caption] When examining clusters of galaxies, astronomers often find massive elliptical galaxies lurking at the centers. In some of these,…

10 years ago

Spectroscopy in 1881

[/caption]Presently, I've been reading a lot of very old papers and books in astronomy. The work I'm currently reading a…

10 years ago

Atomic Spectra

The light which atoms give off is made up of specific wavelengths, called lines; observed by a spectroscope, the lines…

11 years ago