AL LAMPERTI has been going deep since 1985 when he acquired his first light bucket
The Kepler observatory's single instrument is a very sensitive photometer -- "a big light bucket
," as NASA researcher Martin Still describes it -- that would be overwhelmed by the light of the sun.
Kiruna's ore is of a constant Fe content so using a production monitoring system as part of the automation package would immediately show light bucket
Astrosat joins several other X-ray observatories already in orbit: Chandra makes out fine details in low-energy X-ray images, NuSTAR brings high-energy X-rays into sharp focus, Swift monitors the sky for distant explosions bright in X-rays and gamma rays, and ESA's XMM-Newton is a light bucket
for low-energy X-rays.
Many of the featured objects are familiar showpieces requiring just binoculars or a small refractor; a few are obscure challenges for an experienced observer with a 12-inch or larger light bucket
Impatient with the lingering twilight, I grabbed a 220x eyepiece and aimed my light bucket
at the Beehive.
From NGC 6886, I pushed my light bucket
another 2[degrees] eastward to snare NGC 6905 (20h 22.
a very large Dobsonian-mounted telescope syn: light bucket
Still, the information is there, inscribed in electromagnetic radiation that does us the great favor of crossing the universe and landing in the light buckets
we call telescopes.
The same is true of telescopes - it's the area of the collecting lens or mirror that counts, telescopes are light buckets
whose job is to collect more of those wonderful photons and feed them into our eyes.
And big light buckets
take too much time and space to set up and use in a hurry.