logo
Previous Thread
Next Thread
Print Thread
Page 59 of 61 1 2 57 58 59 60 61
Joined: Apr 2002
Posts: 7,113
Likes: 52
A
Chimpanzee
Online Content
Chimpanzee
A
Joined: Apr 2002
Posts: 7,113
Likes: 52
Originally Posted by Mona - Astronomy
.
On this day in 1904 – December 13th – theoretical physicist Sir William Hunter McCrea was born in Dublin, Ireland.

McCrea made contributions to mathematics, physics and almost every area of astronomy, but is best known for his seminal work in modern relativistic cosmology. He was elected a Fellow of the Royal Society and the Royal Society of Edinburgh, the Royal Astronomical Society, the Royal Irish Academy, and was awarded many other honors.


I bet he did use the Egyptian Multiplication Algorythem which I was reading about yesterday.

Sponsored Post Advertisement
Joined: May 2010
Posts: 11,915
Likes: 30
BellaOnline Editor
Renaissance Human
OP Online Content
BellaOnline Editor
Renaissance Human
Joined: May 2010
Posts: 11,915
Likes: 30
.
On this day in 1546 – December 14th – Danish astronomer Tycho Brahe was born in Knudstrup, Scania, then part of Denmark.

Tycho was the greatest ever observer in the days before the telescope. His extensive collection of accurate observations made it possible for Kepler to work out the orbits of the planets.

Joined: May 2010
Posts: 11,915
Likes: 30
BellaOnline Editor
Renaissance Human
OP Online Content
BellaOnline Editor
Renaissance Human
Joined: May 2010
Posts: 11,915
Likes: 30
.
On this day in 1962 – December 14th – NASA's Mariner 2 made the first successful planetary flyby when it had its encounter with Venus.

The last transmission from the spacecraft was received on January 3, 1963, but it remains in heliocentric orbit.

Joined: May 2010
Posts: 11,915
Likes: 30
BellaOnline Editor
Renaissance Human
OP Online Content
BellaOnline Editor
Renaissance Human
Joined: May 2010
Posts: 11,915
Likes: 30
.
On this day in 2013 – December 14th – the China National Space Administration (CNSA) Chang'e-3 spacecraft landed on the Moon.

The craft was composed of a lander and the Yutu rover. It was the first soft landing on the Moon since the Soviet Union's Luna 24 in 1976.

Joined: May 2010
Posts: 11,915
Likes: 30
BellaOnline Editor
Renaissance Human
OP Online Content
BellaOnline Editor
Renaissance Human
Joined: May 2010
Posts: 11,915
Likes: 30
.
On this day in 1970 – December 15th – Venera 7 was the first spacecraft to make a soft landing on another planet and transmit data.

The Soviet probe survived on Venus for 53 minutes, 20 of them on the surface.

Joined: May 2010
Posts: 11,915
Likes: 30
BellaOnline Editor
Renaissance Human
OP Online Content
BellaOnline Editor
Renaissance Human
Joined: May 2010
Posts: 11,915
Likes: 30
.
On this day in 1826 – December 16th – Italian astronomer Giovanni Battisti Donati was born in Pisa.

He's best remembered for the discovery of several comets, including the one that is named for him. Donati's comet was a spectacular sight in the sky in late 1858.

Joined: May 2010
Posts: 11,915
Likes: 30
BellaOnline Editor
Renaissance Human
OP Online Content
BellaOnline Editor
Renaissance Human
Joined: May 2010
Posts: 11,915
Likes: 30
.
On this day in 1857 – December 16th – American astronomer Edward Emerson Barnard was born in Nashville, Tennessee.

He was one of best visual observers of his day as well as a pioneer of celestial photography. Barnard's Star was named for him. It's a red dwarf star for which Barnard measured its proper motion relative to the Sun.

Joined: May 2010
Posts: 11,915
Likes: 30
BellaOnline Editor
Renaissance Human
OP Online Content
BellaOnline Editor
Renaissance Human
Joined: May 2010
Posts: 11,915
Likes: 30
.
On this day in 1917 – December 16th – British author, futurist, inventor and explorer Arthur C. Clarke was born in Minehead, Somerset, England.

Clarke wrote more than 100 books, and he inspired scientists and space explorers. In honor of his work, the International Astronomical Union named the distance of 36000 km above Earth the Clarke Orbit, and in 2018 they named a mountain on Pluto's moon Charon for him.

Joined: May 2010
Posts: 11,915
Likes: 30
BellaOnline Editor
Renaissance Human
OP Online Content
BellaOnline Editor
Renaissance Human
Joined: May 2010
Posts: 11,915
Likes: 30
.
On this day in 1999 – December 18th – NASA launched the Terra satellite.

Terra was the flagship of the Earth Observation System, a multinational research program to study changes in the Earth and how they could affect life on our planet.

Joined: May 2010
Posts: 11,915
Likes: 30
BellaOnline Editor
Renaissance Human
OP Online Content
BellaOnline Editor
Renaissance Human
Joined: May 2010
Posts: 11,915
Likes: 30
.
On this day in 2013 – December 19th – the European Space Agency (ESA) launched its Gaia spacecraft.

Gaia is a space observatory which is measuring the positions and distances of stars with unprecedented accuracy. The mission aims to construct the largest and most precise 3D space catalog ever made.

Page 59 of 61 1 2 57 58 59 60 61

Moderated by  Mona - Astronomy 

Link Copied to Clipboard
Brand New Posts
Make It Sew Easier
by Cheryl - Sewing Editor - 03/27/24 04:34 PM
2024 - on this day in the past ...
by Mona - Astronomy - 03/27/24 01:31 PM
Planner Template Kit - Weekly Layout Template
by Digital Art and Animation - 03/26/24 07:39 PM
Planner Template Kit - Yearly Layout Template
by Digital Art and Animation - 03/26/24 07:37 PM
How to Use Digital Planner Template Kit
by Digital Art and Animation - 03/26/24 07:36 PM
Review - 20 Illustrator Color tips Helen Bradley
by Digital Art and Animation - 03/26/24 07:32 PM
March Equinox to June Solstice
by Mona - Astronomy - 03/26/24 12:27 PM
Hobotrader unleashes never seen opportunity with i
by Jamal molla - 03/26/24 11:55 AM
Psalm for the day
by Angie - 03/25/24 09:05 AM
Genealogy, Sort of
by Angie - 03/24/24 05:39 PM
Sponsor
Safety
We take forum safety very seriously here at BellaOnline. Please be sure to read through our Forum Guidelines. Let us know if you have any questions or comments!
Privacy
This forum uses cookies to ensure smooth navigation from page to page of a thread. If you choose to register and provide your email, that email is solely used to get your password to you and updates on any topics you choose to watch. Nothing else. Ask with any questions!


| About BellaOnline | Privacy Policy | Advertising | Become an Editor |
Website copyright © 2022 Minerva WebWorks LLC. All rights reserved.


Powered by UBB.threads™ PHP Forum Software 7.7.5