Sentences with phrase «called standard candles»

It's so consistent that Type Ia supernovae are also called standard candles: Once astronomers find one in a region of space, they can use it as a baseline with which to compare other objects around it.

When stellar cataclysms known as type Ia supernovae flare up far across the universe, their brightness and consistency allow astronomers to use them as so - called standard candles to measure cosmological distances.

More recent observations suggest that these so - called standard candles may not be so standard after all.

Not exact matches

Supernovae: For distances between galaxies, scientists measure the brightness of supernovae based on the mathematical formulae used to determine brightness as measured by distance, called «The Standard Candle».

However, these so - called «standard candles» do vary slightly from one another, limiting the precision of such measurements.

For even larger distances in the cosmos, one needs one additional element: so - called «standard candles».

All Type Ia supernovas are thought to burn with equal brightness, making them so - called «standard candles.»