Universe Today (Page 164)

Perseverance Went Into Safe Mode Shortly After Launch, But it's Fine

By Matthew Williams - August 03, 2020 09:49 PM UTC | Planetary Science

NASA's Perseverance rover experienced some hiccups shortly after launch, but is back on track and making its seven-month journey to Mars.

SpaceX Just Completed a Static Fire of Starship Prototype SN5. Next Comes the Hop

By Matthew Williams - August 03, 2020 06:14 PM UTC | Space Exploration

SpaceX successfully completed a static fire test with its SN5, which will be followed shortly by a hop test!

How Loop Quantum Gravity Could Match Anomalies in the CMB with Large Structures in the Modern Universe

By Brian Koberlein - August 03, 2020 11:47 AM UTC | Physics

A strange celestial tension could be caused by a cosmic tango between events at very small and very large scales.

Juno Captures Pictures of Ganymede for the First Time

By Matthew Williams - August 01, 2020 06:23 PM UTC | Planetary Science

Ancient Meteorites Can be Found Embedded in Rocks, Like Fossils

By Evan Gough - July 31, 2020 06:59 PM UTC | Planetary Science

This Is Fascinating. An Image of a Galaxy's Magnetic Field

By Andy Tomaswick - July 31, 2020 04:12 PM UTC | Extragalactic

There are Natural Starshades Out There, Which Would Help Astronomers Image Exoplanets

By Matthew Williams - July 31, 2020 04:08 PM UTC | Exoplanets

A new study by an international team of astronomers has shown that eclipsing binary stars could act as a natural "starshade," making it easier to spot orbiting exoplanets.

Supermassive black holes can cloak themselves in a cocoon of dust, making them invisible even when they should be bright quasars

By Paul Sutter - July 31, 2020 12:36 PM UTC | Black Holes

China's Mars Mission Took This Picture of the Earth and Moon

By Nancy Atkinson - July 31, 2020 10:48 AM UTC | Missions

Earth Observation Satellites Could be Flown Much Lower than Current Altitudes and Do Better Science

By Evan Gough - July 30, 2020 05:09 PM UTC | Missions

Perseverance Rover Rumbles Off the Launchpad to Mars

By Nancy Atkinson - July 30, 2020 11:24 AM UTC | Missions

There's a flash of ultraviolet just as a white dwarf is exploding as a supernova

By Paul Sutter - July 30, 2020 09:05 AM UTC | Stars

Beyond "Fermi's Paradox" IV: What is the Rare Earth Hypothesis?

By Matthew Williams - July 29, 2020 09:51 PM UTC | Astrobiology

Looking to answer the question of "where are all the aliens," some scientists have suggested that planets like Earth might actually be very rare.

A Group of Meteorites All Came From a Destroyed Planetesimal With a Magnetic Core

By Evan Gough - July 29, 2020 04:13 PM UTC | Planetary Science

Thanks to Cosmic Radiation, There Could be Life on Mars, Just a Couple of Meters Under the Surface

By Nancy Atkinson - July 29, 2020 01:57 PM UTC | Astrobiology

There Might Be an Entire Orbit, Filled with Asteroids that Came from Outside the Solar System

By Brian Koberlein - July 29, 2020 10:57 AM UTC | Planetary Science

Some asteroids orbit the Sun in highly inclined orbits, and they might be aliens to our solar system.

Russia Just Tested an Anti-Satellite Weapon

By Evan Gough - July 28, 2020 06:39 PM UTC | Space Policy

Here's the New Space Force Logo

By Evan Gough - July 28, 2020 02:58 PM UTC | Space Policy

Saturn-sized Planet Found in the Habitable Zone of Another Star. The First Planet Completely Discovered by Amateur Astronomers

By Andy Tomaswick - July 28, 2020 02:02 PM UTC | Exoplanets

This is What an Air-Breathing Electric Thruster's Intake Would Look Like

By Evan Gough - July 28, 2020 12:43 PM UTC | Space Exploration

According to Globular Clusters, the Universe is 13.35 Billion Years Old

By Matthew Williams - July 27, 2020 07:42 PM UTC | Cosmology

A new study by an international team of astronomers and cosmologists has used globular clusters to come up with new estimate for the age of the Universe.

Take a Flight Through the Most Detailed 3D Map of the Universe Ever Made

By Matthew Cimone - July 27, 2020 04:13 PM UTC | Cosmology

Gamma-Ray Telescopes Can Measure the Diameters of Other Stars

By Brian Koberlein - July 27, 2020 04:03 PM UTC | Telescopes

Four gamma ray telescopes have used a new method of interferometry to measure the size of two stars.

Hubble Shows Saturn in the Middle of its Summer

By Nancy Atkinson - July 27, 2020 12:41 PM UTC | Planetary Science

Astronauts Come Back to Earth on August 2nd, Completing the Full Crew Dragon Test

By Matthew Williams - July 27, 2020 02:31 AM UTC | Space Exploration

On Sunday, August 2nd, astronauts Bog and Doug will return from the ISS, thus completing NASA's first crewed mission from US soil in almost a decade.

Radishes Can Likely Grow in Lunar Regolith

By Nancy Atkinson - July 26, 2020 10:45 AM UTC | Planetary Science

The Moons of Uranus Are Fascinating Enough On Their Own That We Should Send a Flagship Mission Out There

By Andy Tomaswick - July 26, 2020 12:46 AM UTC | Planetary Science

What Cracked the Earth's Outer Shell and Started its Plate Tectonics?

By Evan Gough - July 24, 2020 08:13 PM UTC | Planetary Science

The Moon is an Ideal Spot for a Gravitational Wave Observatory

By Matthew Williams - July 24, 2020 05:36 PM UTC | Observing

A prestigious pair of astronomers have published a paper recommending that a gravitational wave observatory be built on the far side of the Moon.

800 Million Years Ago, it Was Raining Asteroids on the Earth and Moon

By Evan Gough - July 24, 2020 04:43 PM UTC | Planetary Science

Beyond "Fermi's Paradox" III: What is the Great Filter?

By Matthew Williams - July 23, 2020 11:53 PM UTC | Astrobiology

In 1996, economist/futurist Robin Hanson proposed a possible resolution to the Fermi Paradox: there's a "Great Filter" that prevents intelligent life from becoming advanced.

Dust Seen Streaming Out of Namibia Into the Atlantic Ocean

By Evan Gough - July 23, 2020 08:07 PM UTC | Planetary Science

Wow! An Actual Picture of Multiple Planets Orbiting a Sunlike Star

By Evan Gough - July 23, 2020 06:33 PM UTC | Exoplanets

SpaceX Finally Catches Both Halves of a Falcon 9 Fairing

By Matthew Williams - July 23, 2020 04:33 PM UTC | Space Exploration

SpaceX achieved another milestone when the payload fairings used for the ANASIS-II mission were both caught by ships at sea with nets!

Astronomers are Starting to Find Planets in Much Longer Orbits. Cooler, More Habitable Planets

By Evan Gough - July 23, 2020 03:56 PM UTC | Exoplanets

It Looks Like There are Still Active Volcanoes on Venus

By Evan Gough - July 22, 2020 08:14 PM UTC | Planetary Science

Organic Matter Could Have Delivered Earth's Water

By Evan Gough - July 22, 2020 05:16 PM UTC | Astrobiology

A ring of high-energy particles surrounding a black hole suddenly disappeared

By Paul Sutter - July 22, 2020 01:14 PM UTC | Black Holes

Review: Unistellar's New eVscope

By David Dickinson - July 22, 2020 12:25 PM UTC | Observing

There's no finder, and often no eyepiece… and 'goto' is as simple as the push of a virtual button. Welcome to the new generation of smartscopes. The new crop of telescopes promise to put the Universe and the night sky at your fingertips, or at least, on your smartphone screen.