News about Quasars, including commentary and archival articles published in The New York Times.


You Can Smooth or Zap But Will the Results Hit Home?

Doctors question the effectiveness of self-treatment devices.

June 14, 2007, Thursday

In Galaxies Near and Far, New Views of Universe Emerge

Some astronomers came and exulted over glimpses of objects so far away and thus so long ago, about 13 billion light-years, that they opened eyes and minds to the universe as it was soon after stars and galaxies first began popping up everywhere. ...

January 14, 2003, Tuesday

Scientists Look Deep Into Space and Time, Finding Clues to the Earliest Objects

Peering deep in space and time, astronomers have seen what they think are some of the earliest known objects in the universe, including the most distant quasar ever detected. The faint light of 26 young galaxies and three quasars, objects thought...

January 10, 2003, Friday

Exploring Cosmic Darkness, Scientists See Signs of Dawn

The dim haze from a distant epoch that astronomers have dubbed the cosmic dark ages, a time so ancient that stars and galaxies had not yet begun to shine, has been seen for the first time by earthly telescopes, members of a multinational team said on...

August 4, 2001, Saturday

Bigger Than a Breadbox, or Anything Else

Astronomers have found what may be the largest structure in the observable universe, an immense concentration of quasars and galaxies clustered across more than 600 million light years. The structure, which would include billions upon billions of...

January 9, 2001, Tuesday

Sky Surveyors Find the Most Distant Object Ever Detected

Astronomers working on a vast survey of the heavens have discovered the most distant object ever detected, a fiery, reddish dot called a quasar that emitted its light less than a billion years after the universe was born. But in a measure of how...

April 14, 2000, Friday

Heavenly Sleuths Solve the Mystery: It's a Quasar

Astronomers think they have solved the mystery of the strange object that has confounded them ever since its discovery three years ago. It is not any kind of star or galaxy. Nor is it some entirely new celestial phenomenon. As a few astronomers...

August 31, 1999, Tuesday

Rarely Bested Astronomers Are Stumped by a Tiny Light

Every night at their telescopes, astronomers invite the universe to a contest of wits. Surprise us, they say, with some teasing wink of light, some few cryptic clues to something unfamiliar and, better yet, an implied challenge to a cherished theory....

August 17, 1999, Tuesday

The Universe as Telescope

Faraway in the cosmos, where everything is separated by distances measured in hundreds and billions of light-years, sometimes a galaxy or cluster of galaxies in the foreground intersects the light from an even more distant object. The conjunction...

December 29, 1998, Tuesday

Hubble Telescope Reveals Galaxies Housing Quasars

Ever since the discovery of quasars, the universe's most powerful objects, in 1963, astronomers have been trying to figure out where they reside and what forces could account for the tremendous energies coming from such distant sources not much...

November 20, 1996, Wednesday

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