Space and Time Continuum

Space and Time Continuum curated by Al Cannistra. Featuring articles about Space Exploration, Time and Space. The Adventure! #SanAntonioOne #Space #Time #AlCannistra #SpaceandTimeContinuum

By Al Cannistra

Al Cannistra
Asteroids
NASA missed these 11 dangerous asteroids, but an AI caught them
bgr.com - Mike Wehner
There are lots and lots of space rocks hanging out in our solar system. Most of them will never pose a threat to our planet, but a very tiny …
6 days ago
Al Cannistra
Natural History
Where Will NASA Explore Next? Here Are the Four Shortlisted Missions
smithsonianmag.com - Katherine J. Wu
NASA has officially narrowed its shortlist of Discovery Program candidates down to four, serving up the tantalizing possibility that an upcoming …
6 days ago
Al Cannistra
SpaceX
SpaceX will launch its first 4 tourists into orbit as soon as 2021
TNW - Napier Lopez
We all knew it was coming eventually, but it seems Elon Musk‘s SpaceX is finally gearing up to launch its first tourists into orbit. The company will start off by sending four private citizens in an experience
6 days ago
Al Cannistra
Solar System
What we're learning about Arrokoth, formerly known as Ultima Thule
Mother Nature Network - Michael d'Estries
NASA has released 'astonishing' results from the first up-close flyby of a Kuiper Belt space rock. On Jan. 1, 2019, while the confetti was still fresh …
February 14
Al Cannistra
UFOs
Inside the Pentagon's Secret UFO Program
Popular Mechanics - By Tim McMillan
The government can’t keep its story straight about its involvement with UFO research. After a yearlong investigation, we bust open the files, break through the noise, and reveal the definitive, staggering
February 14
Al Cannistra
Asteroids
In its dying gasp, our Sun will obliterate the asteroid belt
futurism.com - Jon Christian
Before it finally goes out, scientists say, our Sun will abruptly become so bright, it’ll grind the entire asteroid belt down into dust — …
February 13
Al Cannistra
Spacecraft
What does the sun really sound like?
Mother Nature Network - Christian Cotroneo
We like to think of our sun as a constant friend. Sure, it blazes to the tune of around 27 million degrees Fahrenheit but somehow, it always seems so …
February 7
Al Cannistra
Cosmic
This stellar fight caused a beautiful cosmic rainbow
Mother Nature Network - Mary Jo DiLonardo
A few hundred years ago, two stars were involved in a winner-take-all confrontation. One star grew so big that it engulfed the other, resulting in a …
February 7
Al Cannistra
Technology
This is the highest-resolution photo of the sun ever taken
MIT Technology Review - Neel V. Patel
Astronomers turned on the Daniel K. Inouye Solar Telescope in Maui and managed to snap this incredible view of the sun. And there’s more to …
January 29
Al Cannistra
Exoplanets
The hottest planet ever detected rips molecules apart and acts like a star
Mother Nature Network - Christian Cotroneo
When we cast our gaze across the galaxy looking for planets that may host even the faintest signs of life, there are obvious non-candidates. Like the …
January 27
Al Cannistra
Mars
Everything you need to know about the Mars 2020 rover
Mother Nature Network - Michael d'Estries
First announced in December 2012, the Mars 2020 rover will finally leave Earth later this summer and travel more than 35 million miles to its new …
January 27
Al Cannistra
Dark Matter
New Theory Could Solve Universe’s Biggest Paradox
futurism.com - Kristin Houser
It could modify Einstein's theory of general relativity — and kill the need for dark energy altogether. A British theoretical physicist has developed …
January 28
Al Cannistra
Dark Matter
Did Scientists Finally Solve the Impossible Physics Riddle?
Popular Mechanics - By Caroline Delbert
The universe just keeps expanding—but gravity doesn’t slow it down. Now we might know why. A theoretical physicist in England has won a prestigious award for her work on the theory of massive gravity,
January 27
Al Cannistra
Science
A Graveyard of Giant Spacecraft Spins Through Space
The Atlantic - Marina Koren
After observatories retire, they can still spend hundreds, even millions, of years trailing the Earth. A collection of defunct spacecraft, their mission to chronicle the wonders of the universe long ended,
January 27
Al Cannistra
Moon Missions
We just got a treasure trove of photos of the 'dark' side of the moon
Mother Nature Network - Christian Cotroneo
It may seem like we always know what's on the moon's mind. After all, clouds permitting, we see the same face almost every night — sometimes winking, …
January 24
Al Cannistra
Black Holes
Strange objects found orbiting our galaxy's supermassive black hole
Mother Nature Network - Michael d'Estries
Researchers studying the mysterious objects say the look like blobs of gas but behave like stars. The forces generated by Sagittarius A* (Sgr A*), the …
January 22
Al Cannistra
Science
Did a two-billion-year-old monster impact save the Earth from being a snowball?
SYFY WIRE - Phil Plait
In what is now western Australia, but 2.229 billion years ago, catastrophe struck Earth. Literally. A 7-kilometer-wide asteroid slammed into our …
January 23
Al Cannistra
Professor: UFOs May Be Time-Traveling Humans From the Future
futurism.com - Kristin Houser
A new book suggests that scientists take a closer look at a seemingly bizarre idea: that it’s not extraterrestrials piloting UFOs, but time-traveling …
January 22
Al Cannistra
Louisiana State University
When these stars meet, the explosion will take over our night sky
Mother Nature Network - Christian Cotroneo
You probably won't be around to stare at the sky and make dumbfounded murmurings. But your children — or at least, your grandchildren — will be. And …
January 21
Al Cannistra
Gravitational Waves
A burst of gravitational waves hit our planet. Astronomers have no clue where it's from.
Live Science - Yasemin Saplakoglu
A mysterious cosmic event might have ever-so-slightly stretched and squeezed our planet last week. On Jan. 14, astronomers detected a split-second …
January 21
Al Cannistra
How Far Is It To The Edge Of The Universe?
Forbes - Ethan Siegel
observable universe. Galaxies give way to large-scale structure and the hot, dense plasma of the Big Bang at the outskirts. This ‘edge’ is a boundary only in time. If you were to go as far out into space
January 21
Al Cannistra
Solar System
The mystery of our solar system's 'great divide' may finally be solved
Mother Nature Network - Michael d'Estries
Our solar system's "great divide," the expanse that separates the terrestrial planets (Mercury, Venus, Earth, Mars) from the gas and ice giants …
January 20
Al Cannistra
Falling chunks of massive asteroid pose a future threat to Earth
CNET - Eric Mack
A binary asteroid has been leaking dust into our atmosphere, but if it totally cracks up we could have problems.
January 18
Al Cannistra
Elon Musk is still thinking big with SpaceX's Starship Mars-colonizing rocket. Really big.
space.com - Mike Wall
SpaceX's billionaire founder and CEO outlined some ambitious goals for the company's Starship Mars-colonization system during a flurry of Twitter …
January 18
Al Cannistra
Astronomers discover bizarre stretchy objects unlike anything else in our galaxy
Digital Trends - Georgina Torbet
Astronomers have discovered a mysterious new class of objects at the heart of the Milky Way, unlike anything else found previously in our galaxy. The …
January 18
Al Cannistra
NASA Wants to Grow a Moon Base Out of Mushrooms
futurism.com - Dan Robitzski
NASA scientists are exploring a peculiar strategy for building a Moon base and other off-world structures: growing them onsite out of living …
January 16
Al Cannistra
Jupiter's atmosphere is still putting on a show
Mother Nature Network - Michael d'Estries
Jupiter's atmosphere is quite simply a work of art. With an atmosphere that best resembles the sun, Jupiter is predominantly made up of hydrogen and …
January 15
Al Cannistra
Black Holes
Do black holes have friends?
Mother Nature Network - Christian Cotroneo
The Milky Way galaxy may be anchored by two of them. The supermassive black hole at the center of our galaxy, called Sagittarius A*, or Sgr A*, is …
January 13
Al Cannistra
China Finally Boots Up Colossal Alien-Hunting Radio Telescope
futurism.com - Dan Robitzski
On Saturday, China officially debuted the gigantic, alien-hunting radio telescope that it’s been testing and debugging ever since construction …
January 14