Astronomy
No Earth-like atmosphere on TRAPPIST-1 d
The exoplanet TRAPPIST-1 d intrigues astronomers looking for possibly habitable worlds beyond our solar system because it is similar in size to Earth, rocky, and resides in an area around its star where liquid water on its surface is theoretically possible. But according to a new study using data from the NASA/ESA/CSA James Webb Space Telescope, it does not have an Earth-like atmosphere.
A Fast Radio Burst from the Early Universe
Astronomers at the South African MeerKAT observatory have discovered the most distant flash of radio waves to date, most likely stemming from activity around a magnetar.
The post A Fast Radio Burst from the Early Universe appeared first on Sky & Telescope.
Moon or Not, the Perseid Meteor Shower Is On!
Sure, the Moon will be a problem. But clouds are worse. Don't miss one of the best meteor showers of the year.
The post Moon or Not, the Perseid Meteor Shower Is On! appeared first on Sky & Telescope.
Were the Very First Stars Really That Massive?
New research suggests the first stars weren't the behemoths we expected them to be — which might explain why we haven't seen them yet.
The post Were the Very First Stars Really That Massive? appeared first on Sky & Telescope.
This Week's Sky at a Glance, August 8 – 17
Set an alarm and take a peek east in early dawn to follow Venus and Jupiter through their spectacular conjunction this week.
The post This Week's Sky at a Glance, August 8 – 17 appeared first on Sky & Telescope.
Alpha Centauri Might Have a Planet, Webb Telescope Finds
Direct images from the James Webb Space Telescope show what could be a Saturn-mass planet around Alpha Centauri.
The post Alpha Centauri Might Have a Planet, Webb Telescope Finds appeared first on Sky & Telescope.
Honoring the Women of Astronomy
Even today, the names of women in astronomy are not as well known as they should be.
The post Honoring the Women of Astronomy appeared first on Sky & Telescope.
