Key difference: Stars and planets are two different types of astronomical objects existing in our universe. A planet is a large object that orbits around a star or a stellar remnant and has an atmosphere. A star, on the other hand, is a massive, luminous sphere of plasma that is held together by its gravitational pull. A solar system is usually made up satellites revolving around planets, which are in turn revolving around a star.

Home vs House   There is not much of a difference between home and house though they definitely have different connotations. As you all know, there are many pairs of words in English language that are almost synonymous. One such pair is house and home. Both of them refer to a place of living, and you are technically not wrong if you invite your friend to your house though people prefer to use the word home to describe the dwelling they live in.

Purpose vs Goal Purpose and goal are almost similar and one could hardly come across any difference between the two at one glance. Purpose and goal are interlinked, which makes it hard to make out a difference between the two. One of the main differences that can be seen between the two is in the time factor. People try to reach their goals by setting deadlines. On the other hand, deadlines are not applicable in a purpose.

The words ‘formulas’ and ‘formulae’ are both plurals of the word ‘formula’. ‘Formula’ comes from Latin. It originally meant a number of things that had to do with some sort of structure, such as ‘shape’, ‘form’, ‘pattern’, ‘rule’, ‘lawsuit’, and so on. ‘Formula’ was a diminutive of ‘forma’, which means that they meant much the same thing, but a formula was a smaller version of a forma. The word ‘forma’ was later incorporated into English as the word ‘form’.

Latex vs Memory Foam   Buying a new mattress can be a blindfold decision for most buyers as they are not aware of the differences between the two main types of foams being used inside mattresses these days. Even if, they are shown the foam that has been used inside the mattresses, it is a very difficult choice for them as both look equally nice. With spring mattresses being a thing of the past, more and more people are choosing foam mattresses these days.

Main DifferenceThe main difference between Pantyhose and Stocking is that the Pantyhose is a sheer stockings woven in one with panties and Stocking is a hosiery that covers the feet and legs to the knee or higher. Pantyhose Pantyhose, called sheer tights in the United Kingdom and a few other countries, are close-fitting legwear covering the wearer’s body from the waist to the toes. Mostly considered to be a garment for women and girls, pantyhose first appeared on store shelves in 1959 (Allen Gant’s product, ‘Panti-Legs’) as a convenient alternative to stockings and/or control panties (which, in turn, replaced girdles).

Affiliate vs a Subsidiary The business world is chock full of terms ordinary people may find confusing. A good example of words that often get interchanged or are not understood at all are ‘affiliate’ and ‘subsidiary’. These words appear in TV advertisements, posters, bank statements, and yet most people don’t know how to differentiate between the two. These terms are also mentioned in the stock market and trading floors as business parlance.

Samsung Galaxy S vs Galaxy S Plus The Galaxy series of Smartphones and tablets has been the biggest hit that Samsung has had. Because of this, Samsung is in a wild dash to get as many Galaxy variants in the market. Two of the closely related Galaxy devices are the Galaxy S and Galaxy S Plus. The main difference between the Galaxy S and Galaxy S Plus is the chipset that they use.

Verizon iPad 2 vs AT&T iPad 2 Verizon iPad 2 (iPad 2 CDMA Model) and AT&T iPad 2 (iPad 2 GSM Model) are the new iPads released by Apple in Q1 2011. They run Apple iOS 4.3 and all the features are same. They are built with A5 processor which is 1GHz Dual-core A9 Application processor based on ARM architecture, The new A5 processor’s clock speed is twice as faster than A4 and 9 times better on graphics while the power consumption remains same.

Key Difference: Corn was derived from the Germanic word 'kurnam'. It has a variety of uses and it is also known as maize. Sweet corn was derived from the word ‘saccharata’ that is a variety of Zea mays. It is consumed as a vegetable and is mainly grown for human consumption. See the difference Corn flour Vs. Cornstarch. While there are thousands of varieties of corns, regular corn, and sweet corn are the only two that has more demand all over the world.