After decades of searching, scientists have found stars accompanying the gas streaming from two smaller galaxies that orbit our Milky Way.
Space News & Blog Articles
This month’s big celestial news might be the annular solar eclipse that will be seen in the Americas, but everyone can share the fun of casual stargazing by streaming or downloading October’s Sky Tour astronomy podcast.
The Moon pairs with Jupiter, then the Pleiades, as it departs the evening sky. That leaves a dark-sky Milky Way crossing the zenith, where Cygnus the Milky Way Swan flies southward for fall.
Astronomers have discovered two Neptune-size planets that are denser than rock and in searingly close orbits to their star. How did these odd worlds form?
The week of September’s new Moon, a passel of astro-enthused passengers joined us to explore one of the world’s premier observing locations.
NASA’s newest mission is bound for the metallic asteroid of the same name. The metal-rich rock offers us a view of asteroid interiors.
As hundreds of astronomers made their annual pilgrimage to the “shrine to the stars” this year, the Springfield Telescope Makers were preparing to celebrate Stellafane's 100th anniversary.
Samples taken from the asteroid Bennu are now safely on Earth.
Data coming from the Webb and Hubble space telescopes suggests two exoplanets might be water worlds. But the evidence isn’t yet definitive.
The bright Moon steps east night by night under Altair, then Saturn, then the Great Square of Pegasus. Meanwhile, Deneb replaces Vega as the zenith star; welcome to fall.
The Earth's atmosphere and the large size of the solar disk result in unequal days and nights, even on the equinox.
Some eclipse-chasers may choose to view a “broken ring” on October 14, 2023, in exchange for the chance to see something even more spectacular: Baily's Beads
An independent study shows how NASA can help understand unidentified anomalous phenomena, more colloquially known as UFOs.
See the images that won the Royal Observatory Greenwich's Astronomy Photographer of the Year award.
Comet Nishimura shines at its brightest... but don't be disappointed, we warned you. Meanwhile Jupiter joins Saturn as an evening light, and the Little Dipper dumps water into the Big Dipper.
A newfound cosmic alignment of galaxies challenges fundamental ideas about the nature of our universe.
Astronomers have found clumps of dark matter 30,000 light-years wide in the space between galaxies in the distant universe.
Astronomers think a city-size star that’s spinning faster than a kitchen blender is shooting out plasma torpedoes.
Comet Nishimura teases us shyly low on the dawn horizon, then low on the dusk horizon. The Milky Way arches high across the evening sky, and Saturn invites your telescope.
In an ambitious mission pairing, Japan launched a next-generation X-ray observatory and an innovative lunar lander.
There is a balm, intangible but undeniable, that comes from spending time under a starry sky. The universe has a way of putting things like osteoarthritis and impending surgery into […]