Alejandro Ruiz, PhD
@aleruri.bsky.social
Ph.D. - Telecommunications Eng. | M.Sc. Astrophysics | Aspiring Astronomer | From Cali, Colombia | Hincha del América de Cali | Author of 'A History of More than 5000 Worlds'
First episode of my YouTube channel: The WoW Contact.
Learn about the fascinating field of SETI and technosignatures.
youtu.be/Qd6dPASnCgQ?...
Learn about the fascinating field of SETI and technosignatures.
youtu.be/Qd6dPASnCgQ?...
Introduction
YouTube video by The WOW Contact
youtu.be
September 26, 2025 at 9:11 PM
First episode of my YouTube channel: The WoW Contact.
Learn about the fascinating field of SETI and technosignatures.
youtu.be/Qd6dPASnCgQ?...
Learn about the fascinating field of SETI and technosignatures.
youtu.be/Qd6dPASnCgQ?...
La NASA NO ha anunciado el hallazgo de vida en Marte.
Lo que la NASA anuncio es que se ha encontrado "una sustancia o estructura que podría tener un origen biológico". Mas análisis son necesarios.
ciencia.nasa.gov/sistema-sola...
Lo que la NASA anuncio es que se ha encontrado "una sustancia o estructura que podría tener un origen biológico". Mas análisis son necesarios.
ciencia.nasa.gov/sistema-sola...
La NASA dice que su rover en Marte descubrió una posible biofirma el año pasado - NASA Ciencia
Read this story in English here.
ciencia.nasa.gov
September 11, 2025 at 12:24 AM
La NASA NO ha anunciado el hallazgo de vida en Marte.
Lo que la NASA anuncio es que se ha encontrado "una sustancia o estructura que podría tener un origen biológico". Mas análisis son necesarios.
ciencia.nasa.gov/sistema-sola...
Lo que la NASA anuncio es que se ha encontrado "una sustancia o estructura que podría tener un origen biológico". Mas análisis son necesarios.
ciencia.nasa.gov/sistema-sola...
I already saw posts stating NASA just found life on Mars. We are not quite there yet, though. What NASA revealed is the finding of a strong biosignature. This just highlights the importance of bringing those samples to Earth so they can be analysed further.
www.jpl.nasa.gov/news/nasa-sa...
www.jpl.nasa.gov/news/nasa-sa...
NASA Says Mars Rover Discovered Potential Biosignature Last Year
After a year’s worth of scientific scrutiny, the ‘Sapphire Canyon’ rock sample remains the mission’s best candidate for containing signs of ancient microbial life processes.
www.jpl.nasa.gov
September 11, 2025 at 12:03 AM
I already saw posts stating NASA just found life on Mars. We are not quite there yet, though. What NASA revealed is the finding of a strong biosignature. This just highlights the importance of bringing those samples to Earth so they can be analysed further.
www.jpl.nasa.gov/news/nasa-sa...
www.jpl.nasa.gov/news/nasa-sa...
Am I the only one that thought this movie was about Sir Arthur Eddington? 😟
I think I have a problem 🔭
I think I have a problem 🔭
August 27, 2025 at 9:38 PM
Am I the only one that thought this movie was about Sir Arthur Eddington? 😟
I think I have a problem 🔭
I think I have a problem 🔭
Have scientists found evidence of the existence of alien life? Read my latest blog entry to find the answer 👽
medium.com/@ruizrivera....
medium.com/@ruizrivera....
An Exoplanet, Alien Life, and the Misinformation Age We Live In
Detection of a single potential biosignature would not constitute discovery of life.
medium.com
May 14, 2025 at 6:00 AM
Have scientists found evidence of the existence of alien life? Read my latest blog entry to find the answer 👽
medium.com/@ruizrivera....
medium.com/@ruizrivera....
March 2, 2025 at 10:56 PM
Struggling to find a great Xmas gift? My book "A story of more than 5000 worlds" could be the solution 😁
Learn about the exciting field of exoplanets and the possibility of life beyond Earth.
books2read.com/more-than-5000-worlds
books2read.com/mas-de-5000-mundos
Learn about the exciting field of exoplanets and the possibility of life beyond Earth.
books2read.com/more-than-5000-worlds
books2read.com/mas-de-5000-mundos
Available now at your favorite digital store!
A Story of More Than 5000 Worlds by Alejandro Ruiz Rivera
books2read.com
December 18, 2024 at 6:16 PM
Struggling to find a great Xmas gift? My book "A story of more than 5000 worlds" could be the solution 😁
Learn about the exciting field of exoplanets and the possibility of life beyond Earth.
books2read.com/more-than-5000-worlds
books2read.com/mas-de-5000-mundos
Learn about the exciting field of exoplanets and the possibility of life beyond Earth.
books2read.com/more-than-5000-worlds
books2read.com/mas-de-5000-mundos
Hello and welcome to all the new members of this wonderful social media.
Let me introduce myself. I love astronomy, and in particular the search for life beyond Earth.
Feel free to have a look at my book "A Story of More Than 5000 Worlds"
a.co/d/1d8uuUs
Let me introduce myself. I love astronomy, and in particular the search for life beyond Earth.
Feel free to have a look at my book "A Story of More Than 5000 Worlds"
a.co/d/1d8uuUs
A Story of More Than 5000 Worlds: An Insight into The Possibility of Life Beyond Earth - Kindle edition by Ruiz Rivera, Alejandro. Religion & Spirituality Kindle eBooks @ Amazon.com.
A Story of More Than 5000 Worlds: An Insight into The Possibility of Life Beyond Earth - Kindle edition by Ruiz Rivera, Alejandro. Download it once and read it on your Kindle device, PC, phones or tab...
a.co
November 20, 2024 at 7:42 AM
Hello and welcome to all the new members of this wonderful social media.
Let me introduce myself. I love astronomy, and in particular the search for life beyond Earth.
Feel free to have a look at my book "A Story of More Than 5000 Worlds"
a.co/d/1d8uuUs
Let me introduce myself. I love astronomy, and in particular the search for life beyond Earth.
Feel free to have a look at my book "A Story of More Than 5000 Worlds"
a.co/d/1d8uuUs
A potential detection of an exomoon 😱
I admit the first thing I did when I opened the article was to search for @davidkipping.bsky.social name in the list of authors.
A different research group, though.
iopscience.iop.org/article/10.3...
I talk about exomoons in my book:
a.co/d/1d8uuUs
I admit the first thing I did when I opened the article was to search for @davidkipping.bsky.social name in the list of authors.
A different research group, though.
iopscience.iop.org/article/10.3...
I talk about exomoons in my book:
a.co/d/1d8uuUs
Redshifted Sodium Transient near Exoplanet Transit - IOPscienceSearchopens in new tab
Redshifted Sodium Transient near Exoplanet Transit, Apurva V. Oza, Julia V. Seidel, H. Jens Hoeijmakers, Athira Unni, Aurora Y. Kesseli, Carl A. Schmidt, Thirupathi Sivarani, Aaron Bello-Arufe, Andrea Gebek, Moritz Meyer zu Westram, Sérgio G. Sousa, Rosaly M. C. Lopes, Renyu Hu, Katherine de Kleer, Chloe Fisher, Sébastien Charnoz, Ashley D. Baker, Samuel P. Halverson, Nick M. Schneider, Angelica Psaridi, Aurélien Wyttenbach, Santiago Torres, Ishita Bhatnagar, Robert E. Johnson
iopscience.iop.org
October 16, 2024 at 8:12 AM
A potential detection of an exomoon 😱
I admit the first thing I did when I opened the article was to search for @davidkipping.bsky.social name in the list of authors.
A different research group, though.
iopscience.iop.org/article/10.3...
I talk about exomoons in my book:
a.co/d/1d8uuUs
I admit the first thing I did when I opened the article was to search for @davidkipping.bsky.social name in the list of authors.
A different research group, though.
iopscience.iop.org/article/10.3...
I talk about exomoons in my book:
a.co/d/1d8uuUs
My peer reviewed, popular science book "A Story of More than 5000 Worlds" is available in Amazon now 🥳🔭
a.co/d/gsLNb2b
a.co/d/gsLNb2b
September 2, 2024 at 4:07 AM
My peer reviewed, popular science book "A Story of More than 5000 Worlds" is available in Amazon now 🥳🔭
a.co/d/gsLNb2b
a.co/d/gsLNb2b
Looking for someone in the astro SETI community that can help me reviewing one or two of the SETI-related Chapters of my upcoming astronomy popular science book. Will send you a digital copy once published and name you in the acknowledgements.
April 15, 2024 at 9:05 AM
Looking for someone in the astro SETI community that can help me reviewing one or two of the SETI-related Chapters of my upcoming astronomy popular science book. Will send you a digital copy once published and name you in the acknowledgements.
Trying again. Didn't have too much luck last time. Looking for someone in the astro community that can help me reviewing the Chapter in planet formation of my upcoming astronomy popular science book. Will send you a digital copy once published and name you in the acknowledgements.
April 15, 2024 at 9:04 AM
Trying again. Didn't have too much luck last time. Looking for someone in the astro community that can help me reviewing the Chapter in planet formation of my upcoming astronomy popular science book. Will send you a digital copy once published and name you in the acknowledgements.
Celebrating nearly 6,000 confirmed exoplanets 🥳
exodashboard.streamlit.app
exodashboard.streamlit.app
March 16, 2024 at 7:14 AM
Celebrating nearly 6,000 confirmed exoplanets 🥳
exodashboard.streamlit.app
exodashboard.streamlit.app
While preparing an upcoming talk based on the insightful paper arxiv.org/pdf/1908.026... by Dr. Sofia Z. Sheikh, I put a wrapper around the code in github.com/sofsheikh/Ax...:
'Nine Axes of Merit - Image Generator'.
Check it out:
aleruriphd-axes-of-merit-aom-k1tpkw.streamlit.app
'Nine Axes of Merit - Image Generator'.
Check it out:
aleruriphd-axes-of-merit-aom-k1tpkw.streamlit.app
March 14, 2024 at 10:21 AM
While preparing an upcoming talk based on the insightful paper arxiv.org/pdf/1908.026... by Dr. Sofia Z. Sheikh, I put a wrapper around the code in github.com/sofsheikh/Ax...:
'Nine Axes of Merit - Image Generator'.
Check it out:
aleruriphd-axes-of-merit-aom-k1tpkw.streamlit.app
'Nine Axes of Merit - Image Generator'.
Check it out:
aleruriphd-axes-of-merit-aom-k1tpkw.streamlit.app
Astro community. I have decided that 2024 is the year where I finally get the courage to publish my scicom book.
Looking for people that can give me feedback on the individual chapters.
In return, I will provide digital and physical versions of the book once is published.
Looking for people that can give me feedback on the individual chapters.
In return, I will provide digital and physical versions of the book once is published.
January 11, 2024 at 5:15 AM
Astro community. I have decided that 2024 is the year where I finally get the courage to publish my scicom book.
Looking for people that can give me feedback on the individual chapters.
In return, I will provide digital and physical versions of the book once is published.
Looking for people that can give me feedback on the individual chapters.
In return, I will provide digital and physical versions of the book once is published.
Trying to find a reputable reference for the following statement:
"it's estimated that about 5% to 10% of the total stars in the Milky Way are Sun-like stars."
No luck so far 😐
"it's estimated that about 5% to 10% of the total stars in the Milky Way are Sun-like stars."
No luck so far 😐
September 21, 2023 at 4:59 AM
Trying to find a reputable reference for the following statement:
"it's estimated that about 5% to 10% of the total stars in the Milky Way are Sun-like stars."
No luck so far 😐
"it's estimated that about 5% to 10% of the total stars in the Milky Way are Sun-like stars."
No luck so far 😐