Nell Greenfieldboyce

Nell Greenfieldboyce appears in the following:

The James Webb telescope shows how starlight transforms a distant, Jupiter-like planet

Tuesday, November 22, 2022

Scientists studying a gas giant planet have found that it's partly cloudy and that its atmosphere gets altered by starlight from its host star.

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NASA once again declines to rename the James Webb Space Telescope

Friday, November 18, 2022

NASA says an extensive review of historical records found no evidence that Webb ever led or supported purges of government employees who were gay. But some astronomers think that's a pretty low bar.

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James Webb telescope spots galaxies near the dawn of time, thrilling scientists

Thursday, November 17, 2022

Galaxies that existed soon after the Big Bang turn out to be surprisingly bright, a discovery that's both thrilled and puzzled scientists who study how the universe evolved over time.

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A NASA crew capsule is on its way to the moon

Wednesday, November 16, 2022

A NASA crew capsule is on a 25-day journey to the moon and back. NASA flight controllers will put the spacecraft through its paces before its first lunar mission with astronauts on board.

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After a night of uncertainty, NASA's Artemis moon rocket takes to the skies

Wednesday, November 16, 2022

NASA's Artemis moon rocket has finally launched after months of setbacks, from fuel leaks to hurricanes. If successful, the mission signals a big step toward returning humans to the moon.

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NASA is trying to launch its big new moon rocket again

Tuesday, November 15, 2022

Again, NASA is trying to launch its big new moon rocket on its first test flight.

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NASA's Artemis moon rocket is hours from launch. Will it finally fly?

Tuesday, November 15, 2022

The space agency has been trying for months to send its giant moon rocket on its first test flight. The goal is to send a crew capsule, with no astronauts on board, around the moon and back.

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Why this study of box turtles will plod along, slow and steady, for 100 years

Wednesday, November 02, 2022

This wrinkled ol' pal, found across much of the U. S., may be in decline. A huge study in North Carolina plans to track box turtles for 100 years, to learn how to best protect them.

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A 100-year study could help save box turtles

Wednesday, November 02, 2022

An ambitious long-term study of box turtles seeks to study the population across North Carolina to determine the health of the species over a hundred years.

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NASA spacecraft's asteroid crash offers insight in case one ever threatens Earth

Monday, September 26, 2022

At 7:14 p.m. Eastern on Sept. 26, a NASA spacecraft will crash into a small asteroid. The impact will test whether the space agency could deflect asteroids, in case one ever threatens Earth.

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Move over, Bruce Willis: NASA crashed into an asteroid to test planetary defense

Monday, September 26, 2022

NASA successfully crashed a spacecraft into an asteroid in a test of planetary defense. Now it will determine whether the mission was able to alter the asteroid's course.

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NASA plans to hit an asteroid with a spacecraft to change its course

Monday, September 26, 2022

NASA is getting ready to give an asteroid a little push, in a test intended to ready Earth's defenses against a potential asteroid approach.

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NASA is defending against future asteroids that could collide with earth

Sunday, September 25, 2022

NASA aims to make history Monday by ramming a spacecraft into an asteroid - to deflect its trajectory. The test is meant to defend against possible future asteroids on a collision course with earth.

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After two failed attempts to launch, NASA's moon rocket may need repairs

Sunday, September 04, 2022

For a second time, NASA has scrubbed the launch of its new moon rocket. Problems with fuel leaks and faulty sensors led to the delays for the Artemis-1 test mission, with more possible delays to come.

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NASA won't try to launch the Artemis 1 moon mission again for at least a few weeks

Saturday, September 03, 2022

A recurring leak of liquid hydrogen fuel forced NASA on Saturday to postpone a scheduled launch for the second time this week. The earliest possible launch date is Sept. 19.

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NASA delays Artemis I test flight because of engine issues

Monday, August 29, 2022

NASA scrubbed its Artemis I test flight to the moon due to engine issues but will try again Friday. The flight is uncrewed but NASA hopes to send people back to the moon on future flights.

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NASA'S pricey new moon rocket — is it worth the cost?

Sunday, August 28, 2022

NASA plans to test launch its newest rocket — one it hopes will eventually take astronauts back to the moon. But the rocket's big price tag has some critics skeptical about its future.

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NASA begins countdown for its mission around the moon

Sunday, August 28, 2022

Monday, NASA plans to launch a new rocket and capsule to the moon. If all goes well, the next mission will send people back to lunar orbit for the first time in 50 years.

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NASA plans to launch a huge moon rocket but the price tag may impede its future

Friday, August 26, 2022

NASA plans to test launch its newest rocket next week — one it hopes will eventually take astronauts back to the moon. But the rocket's big price tag has some critics skeptical about its future.

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What happens to sweat in outer space (Hint: There's no gravity to help it drip away)

Monday, August 22, 2022

Humans' ability to sweat is useful on Earth — but when people go up into space, they find that perspiring in zero gravity presents some unique challenges.

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