Lower-cost space missions like NASA's ESCAPADE are starting to deliver exciting science, but at a risk

After a yearslong series of setbacks, NASA's Escape and Plasma Acceleration and Dynamics Explorers, or ESCAPADE, mission has ...

Lower-cost space missions like NASA’s ESCAPADE are starting to deliver exciting science – but at a price in risk and trade‑offs

In theory, leaner NASA oversight, greater use of off‑the‑shelf hardware and narrower science goals can cut costs while launching more missions and increasing the total science return. If ESCAPADE ...

How to watch one of the year’s best meteor showers, the Geminids

To enjoy the Geminid show, bundle up and venture away from city lights, which can drown out fireballs. The meteor shower will appear over the whole sky, so look to the darkest part or search for the ...
Scientific American

Astronomers Spot the Most Ancient Supernova Ever Observed

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

Voyager 1 will reach one light-day from Earth in 2026. Here’s what that means

Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, the probe will be one light-day from Earth.