The Sun is ramping up activity, but contrary to some reports, this solar cycle is still consistent with scientists’ predictions. The post The Sun Is Waking Up — Right On Schedule appeared first on Sky & Telescope.
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Things pointed at space
This Week’s Sky at a Glance, May 20 – 28
The advancing spring sends Vega high and Capella low. The Coma Berenices cluster glitters shyly way up, big and dim. Glance up anytime to check on changing Beta Lyrae. And now in the dawn, Jupiter aligns with Mars. The post This Week's Sky at a Glance, May 20 – 28 appeared first on Sky & Telescope.
Read MoreSeeing Inside a Cosmic Superaccelerator
Astronomers are exploring a celestial particle accelerator in the Eel Nebula that surrounds a distant pulsar. The post Seeing Inside a Cosmic Superaccelerator appeared first on Sky & Telescope.
Read MoreNASA’s Insight Lander Detects Monster ‘Marsquake’
NASA’s Mars Insight lander witnessed the largest quake detected on another world at just the right time — as the lander begins to run low on power. The post NASA's Insight Lander Detects Monster 'Marsquake' appeared first on Sky & Telescope.
Read MoreA Cosmic Collision Could Have Made Two Dark Matter–Less Galaxies
Astronomers connect the dots between two strange doppelganger galaxies, uncovering what might be a string of galactic pearls created in a cosmic collision 8 billion years ago. The post A Cosmic Collision Could Have Made Two Dark Matter–Less Galaxies appeared first on Sky & Telescope.
Read MoreSpotting Dots on the Sun
You’ve heard of sunspots, but how about Sun dots? A recent solar mission has snapped photos of tiny, bright dots on the Sun, and astronomers are contemplating their cause. The post Spotting Dots on the Sun appeared first on Sky & Telescope.
Read MoreThis Week’s Sky at a Glance, May 13 – 20
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Read MoreAstronomers Unveil Image of the Milky Way’s Central Black Hole
Using a worldwide array of telescopes, the Event Horizon Telescope team has given us our first look at Sagittarius A*. The post Astronomers Unveil Image of the Milky Way’s Central Black Hole appeared first on Sky & Telescope.
Read MoreWhen a White Dwarf Turned into a Thermonuclear Fireball
Astronomers have spotted the X-ray flash that precedes a nova. The brief flare is the first sign of a white dwarf erupting into a nuclear-fusion fireball. The post When a White Dwarf Turned into a Thermonuclear Fireball appeared first on Sky & Telescope.
Read MoreHow to Image an Exoplanet with Just a Few Pixels
Using Earth as an example, astronomers are testing a new technique that could image rocky exoplanets without resolving them. The post How to Image an Exoplanet with Just a Few Pixels appeared first on Sky & Telescope.
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