Astronomy

This month, let's turn our attention to two celestial objects that can readily be seen even from bright cities. One is our nearest neighbor in space, while the other is a familiar pattern of stars.

As the patents on various weight-loss drugs near expiration, companies in India and China are vying to make lower-cost versions that will widen access to such treatments

Image: Saharan dust over the Strait of Messina

SpaceX, Blue Origin and United Launch Alliance will compete for National Security Space Launch contracts worth up to $5.6 billion across fiscal years 2025 through 2029.

Periods of excess electricity production are on the rise thanks to the growth of renewable energy, forcing commercial power generators to sell for negative prices. Unfortunately, this doesn't mean lower household bills

Periods of excess electricity production are on the rise thanks to the growth of renewable energy, forcing commercial power generators to sell for negative prices. Unfortunately, this doesn't mean lower household bills

A container port the Indian government plans for this remote island threatens unique Indigenous cultures and biodiversity

The land, water and air around us are chock-full of DNA from fungi that scientists can’t identify

Different approaches can support varied forms of memory

Cosmic happenstance and biological evolution come together to create a road map to the stars

Climate models suggest that a possible scheme to cool the western US by making clouds brighter could work under current conditions, but may have severe unintended consequences in a future scenario

Climate models suggest that a possible scheme to cool the western US by making clouds brighter could work under current conditions, but may have severe unintended consequences in a future scenario

Saturn pumps into space varying amounts of heat based on its seasons, which drives planet-wide storms, data from NASA's Cassini mission has revealed.

To unravel the effects of melting sea ice, researchers drill the frozen waters around Antarctica and receive a surprise visit from a group of penguins.

The two brightest stars of summer balance across the zenith. Arcturus and Vega represent the two commonest spectral types, and colors, of all the naked-eye stars in the sky.

The post This Week's Sky at a Glance, June 21 – 30 appeared first on Sky & Telescope.

Week in images: 17-21 June 2024

Image: This Copernicus Sentinel-2 image shows Adam’s Bridge, a chain of shoals linking India and Sri Lanka.

Social media is flooding users with bad information about birth control. Providers need to fight back by rebuilding trust in reproductive health care

From the 1960 astronomical catalog of