🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.21 AU - 1.39 AU

Year: 528 Days

Day: 35.6 Hours

Environment

Temp: -2 °C

Axial Tilt: 16.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.29 AU - 1.49 AU

Year: 584 Days

Day: 30 Hours

Environment

Temp: 9 °C

Axial Tilt: 17.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.59 AU - 1.83 AU

Year: 797 Days

Day: 39.3 Hours

Environment

Temp: -49 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.75 AU - 1.83 AU

Year: 854 Days

Day: 38.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,117,890 km

• M1: 547,678 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.1

Radius: 9.9

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.67 AU - 7.73 AU

Year: 6182 Days

Day: 7.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 82,117,890 km

• M1: 124,017 km (0.038 R)
• M2: 211,382 km (0.106 R)
• M3: 425,756 km (0.098 R)
• M4: 511,026 km (0.083 R)
• M5: 645,964 km (0.104 R)
• M6: 853,905 km (0.12 R)
• M7: 1,151,156 km (0.087 R)
• M8: 1,333,515 km (0.089 R)
• M9: 1,602,044 km (0.076 R)
• M10: 1,679,685 km (0.063 R)
• M11: 1,742,815 km (0.109 R)
• M12: 1,806,693 km (0.1 R)
• M13: 1,936,993 km (0.113 R)
• M14: 2,070,584 km (0.112 R)
• M15: 2,399,999 km (0.111 R)
• M16: 2,915,812 km (0.116 R)
• M17: 3,506,125 km (0.062 R)
• M18: 3,649,290 km (0.034 R)
• M19: 3,711,224 km (0.071 R)
• M20: 3,836,138 km (0.053 R)
• M21: 4,415,531 km (0.108 R)
• M22: 4,771,873 km (0.057 R)
• M23: 4,953,485 km (0.099 R)
• M24: 5,114,452 km (0.068 R)
• M25: 5,347,226 km (0.072 R)
• M26: 5,631,313 km (0.035 R)
• M27: 5,775,226 km (0.12 R)
• M28: 5,871,866 km (0.116 R)
• M29: 6,066,792 km (0.073 R)
• M30: 6,387,979 km (0.088 R)
• M31: 6,664,136 km (0.064 R)
• M32: 6,893,021 km (0.117 R)
• M33: 7,202,240 km (0.105 R)
• M34: 7,332,540 km (0.071 R)
• M35: 8,022,186 km (0.1 R)
• M36: 8,211,427 km (0.088 R)
• M37: 8,511,820 km (0.119 R)
• M38: 8,843,628 km (0.049 R)
• M39: 9,095,401 km (0.104 R)
• M40: 9,236,173 km (0.063 R)
• M41: 9,491,536 km (0.11 R)
• M42: 9,577,256 km (0.117 R)
• M43: 10,183,875 km (0.102 R)
• M44: 10,536,178 km (0.097 R)
• M45: 10,713,900 km (0.108 R)
• M46: 11,556,136 km (0.11 R)
• M47: 11,647,690 km (0.115 R)
• M48: 11,739,394 km (0.081 R)
• M49: 11,831,396 km (0.095 R)
• M50: 12,701,458 km (0.091 R)
• M51: 12,827,419 km (0.117 R)
• M52: 12,985,544 km (0.066 R)
• M53: 13,144,267 km (0.087 R)
• M54: 13,527,836 km (0.073 R)
• M55: 15,265,715 km (0.104 R)
• M56: 15,567,902 km (0.059 R)
• M57: 15,702,690 km (0.119 R)
• M58: 17,526,438 km (0.116 R)
• M59: 18,090,123 km (0.084 R)
• M60: 18,731,299 km (0.029 R)
• M61: 18,874,763 km (0.033 R)
• M62: 19,235,145 km (0.107 R)
• M63: 19,416,158 km (0.113 R)
• M64: 19,597,770 km (0.059 R)
• M65: 19,670,624 km (0.116 R)
• M66: 19,816,482 km (0.096 R)
• M67: 19,999,291 km (0.068 R)
• M68: 20,329,902 km (0.097 R)
• M69: 20,810,560 km (0.117 R)
• M70: 21,896,341 km (0.091 R)
• M71: 22,236,975 km (0.082 R)
• M72: 22,350,969 km (0.066 R)
• M73: 22,426,965 km (0.114 R)
• M74: 23,888,835 km (0.051 R)
• M75: 24,239,642 km (0.108 R)
• M76: 24,435,167 km (0.097 R)
• M77: 24,592,095 km (0.058 R)
• M78: 25,818,947 km (0.086 R)
• M79: 26,218,972 km (0.047 R)
• M80: 26,822,898 km (0.117 R)
• M81: 26,984,763 km (0.077 R)
• M82: 27,106,237 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.1

Radius: 11.1

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 11.55 AU - 11.93 AU

Year: 14338 Days

Day: 5.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 82,117,890 km

• M1: 395,836 km (0.037 R)
• M2: 1,357,900 km (0.091 R)
• M3: 1,437,486 km (0.077 R)
• M4: 2,295,430 km (0.105 R)
• M5: 2,415,407 km (0.064 R)
• M6: 2,968,620 km (0.076 R)
• M7: 3,126,446 km (0.049 R)
• M8: 3,233,109 km (0.118 R)
• M9: 4,130,397 km (0.12 R)
• M10: 4,637,235 km (0.098 R)
• M11: 5,132,254 km (0.082 R)
• M12: 5,322,393 km (0.109 R)
• M13: 5,742,165 km (0.106 R)
• M14: 6,105,687 km (0.082 R)
• M15: 6,579,464 km (0.114 R)
• M16: 6,786,059 km (0.054 R)
• M17: 7,419,007 km (0.058 R)
• M18: 8,181,208 km (0.108 R)
• M19: 9,662,227 km (0.048 R)
• M20: 9,858,051 km (0.11 R)
• M21: 9,936,739 km (0.109 R)
• M22: 11,306,607 km (0.105 R)
• M23: 11,929,682 km (0.11 R)
• M24: 12,266,577 km (0.089 R)
• M25: 12,692,033 km (0.113 R)
• M26: 13,645,271 km (0.091 R)
• M27: 14,442,328 km (0.109 R)
• M28: 14,982,077 km (0.105 R)
• M29: 15,345,600 km (0.105 R)
• M30: 17,349,015 km (0.071 R)
• M31: 17,682,917 km (0.106 R)
• M32: 18,453,945 km (0.119 R)
• M33: 19,383,994 km (0.097 R)
• M34: 19,532,246 km (0.074 R)
• M35: 21,035,256 km (0.09 R)
• M36: 21,595,649 km (0.088 R)
• M37: 22,627,127 km (0.104 R)
• M38: 23,306,301 km (0.104 R)
• M39: 23,992,058 km (0.084 R)
• M40: 24,470,621 km (0.092 R)
• M41: 24,630,990 km (0.105 R)
• M42: 29,655,235 km (0.077 R)
• M43: 29,826,075 km (0.103 R)
• M44: 31,031,535 km (0.075 R)
• M45: 31,262,963 km (0.09 R)
• M46: 31,902,195 km (0.032 R)
• M47: 33,016,699 km (0.093 R)
• M48: 33,608,358 km (0.094 R)
• M49: 34,982,564 km (0.12 R)
• M50: 35,102,991 km (0.116 R)
• M51: 36,802,423 km (0.12 R)
• M52: 37,723,945 km (0.09 R)
• M53: 38,777,414 km (0.043 R)
• M54: 38,902,029 km (0.091 R)
• M55: 39,089,026 km (0.093 R)
• M56: 42,765,095 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.8

Radius: 14.6

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 11.65 AU - 13.93 AU

Year: 16304 Days

Day: 11.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 82,117,890 km

• M1: 186,997 km (0.076 R)
• M2: 314,904 km (0.103 R)
• M3: 558,898 km (0.107 R)
• M4: 681,269 km (0.069 R)
• M5: 775,366 km (0.055 R)
• M6: 1,133,353 km (0.086 R)
• M7: 1,393,205 km (0.113 R)
• M8: 1,806,693 km (0.087 R)
• M9: 2,113,519 km (0.045 R)
• M10: 2,317,720 km (0.095 R)
• M11: 2,559,470 km (0.075 R)
• M12: 2,777,883 km (0.099 R)
• M13: 4,215,518 km (0.068 R)
• M14: 4,625,566 km (0.095 R)
• M15: 5,324,487 km (0.066 R)
• M16: 6,223,720 km (0.105 R)
• M17: 6,648,129 km (0.057 R)
• M18: 6,907,382 km (0.104 R)
• M19: 7,346,901 km (0.109 R)
• M20: 7,660,009 km (0.044 R)
• M21: 8,069,010 km (0.116 R)
• M22: 8,392,291 km (0.069 R)
• M23: 8,578,839 km (0.052 R)
• M24: 9,339,096 km (0.095 R)
• M25: 10,620,402 km (0.11 R)
• M26: 10,822,359 km (0.096 R)
• M27: 10,974,799 km (0.08 R)
• M28: 11,076,675 km (0.116 R)
• M29: 11,851,742 km (0.036 R)
• M30: 12,219,453 km (0.083 R)
• M31: 13,617,894 km (0.053 R)
• M32: 14,113,811 km (0.028 R)
• M33: 15,123,447 km (0.114 R)
• M34: 15,637,017 km (0.113 R)
• M35: 16,388,896 km (0.079 R)
• M36: 18,411,010 km (0.058 R)
• M37: 18,654,106 km (0.092 R)
• M38: 20,259,890 km (0.069 R)
• M39: 21,206,396 km (0.111 R)
• M40: 22,296,515 km (0.092 R)
• M41: 22,425,918 km (0.073 R)
• M42: 22,946,219 km (0.082 R)
• M43: 24,464,338 km (0.088 R)
• M44: 26,767,397 km (0.073 R)
• M45: 27,596,768 km (0.111 R)
• M46: 28,014,595 km (0.04 R)
• M47: 28,294,343 km (0.096 R)
• M48: 28,645,299 km (0.028 R)
• M49: 29,139,122 km (0.057 R)
• M50: 29,778,055 km (0.119 R)
• M51: 30,135,145 km (0.113 R)
• M52: 30,493,581 km (0.049 R)
• M53: 30,709,301 km (0.084 R)
• M54: 30,925,620 km (0.098 R)
• M55: 31,287,048 km (0.11 R)
• M56: 31,795,681 km (0.096 R)
• M57: 32,306,857 km (0.117 R)
• M58: 32,600,218 km (0.093 R)
• M59: 33,263,685 km (0.104 R)
• M60: 33,559,889 km (0.111 R)
• M61: 34,080,489 km (0.084 R)
• M62: 36,037,379 km (0.081 R)
• M63: 36,189,370 km (0.08 R)
• M64: 37,875,787 km (0.108 R)
• M65: 41,166,192 km (0.064 R)
• M66: 41,484,238 km (0.1 R)
• M67: 41,962,951 km (0.105 R)
• M68: 42,523,793 km (0.039 R)
• M69: 42,684,461 km (0.079 R)
• M70: 43,896,054 km (0.107 R)
• M71: 45,529,214 km (0.076 R)
• M72: 46,188,043 km (0.071 R)
• M73: 49,444,639 km (0.111 R)
• M74: 50,121,719 km (0.115 R)
• M75: 51,143,174 km (0.046 R)
• M76: 51,742,313 km (0.042 R)
• M77: 52,257,528 km (0.065 R)
• M78: 53,033,792 km (0.117 R)
• M79: 53,813,795 km (0.101 R)
• M80: 55,034,663 km (0.064 R)
• M81: 57,592,487 km (0.072 R)
• M82: 58,215,712 km (0.029 R)
• M83: 59,199,617 km (0.085 R)
• M84: 59,558,652 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.9

Radius: 7.2

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 14.72 AU - 17.36 AU

Year: 22898 Days

Day: 16.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 82,117,890 km

• M1: 171,589 km (0.111 R)
• M2: 304,432 km (0.109 R)
• M3: 453,431 km (0.103 R)
• M4: 559,047 km (0.037 R)
• M5: 1,062,145 km (0.077 R)
• M6: 1,265,149 km (0.114 R)
• M7: 2,015,682 km (0.096 R)
• M8: 2,341,356 km (0.045 R)
• M9: 2,529,401 km (0.074 R)
• M10: 2,606,145 km (0.083 R)
• M11: 3,082,165 km (0.114 R)
• M12: 4,294,656 km (0.105 R)
• M13: 5,788,540 km (0.103 R)
• M14: 6,146,229 km (0.054 R)
• M15: 6,249,750 km (0.032 R)
• M16: 6,722,779 km (0.088 R)
• M17: 6,882,998 km (0.089 R)
• M18: 9,137,588 km (0.106 R)
• M19: 9,734,034 km (0.111 R)
• M20: 12,048,164 km (0.105 R)
• M21: 13,165,809 km (0.112 R)
• M22: 13,433,590 km (0.037 R)
• M23: 13,568,228 km (0.092 R)
• M24: 14,384,882 km (0.087 R)
• M25: 14,938,245 km (0.096 R)
• M26: 15,781,229 km (0.059 R)
• M27: 16,280,138 km (0.1 R)
• M28: 16,711,877 km (0.058 R)
• M29: 17,293,364 km (0.104 R)
• M30: 17,513,124 km (0.105 R)
• M31: 18,551,034 km (0.097 R)
• M32: 18,700,931 km (0.056 R)
• M33: 20,841,227 km (0.113 R)
• M34: 22,257,620 km (0.077 R)
• M35: 23,704,830 km (0.104 R)
• M36: 24,357,825 km (0.116 R)
• M37: 25,265,285 km (0.079 R)
• M38: 26,099,742 km (0.12 R)
• M39: 26,520,411 km (0.035 R)
• M40: 26,943,325 km (0.078 R)
• M41: 27,368,332 km (0.112 R)
• M42: 27,967,322 km (0.082 R)
• M43: 28,397,715 km (0.111 R)
• M44: 28,570,501 km (0.033 R)
• M45: 30,848,278 km (0.117 R)
• M46: 31,739,881 km (0.086 R)
• M47: 32,459,148 km (0.087 R)
• M48: 33,913,837 km (0.091 R)
• M49: 34,741,413 km (0.04 R)
• M50: 35,018,767 km (0.046 R)
• M51: 36,886,347 km (0.095 R)
• M52: 37,358,328 km (0.082 R)
• M53: 37,547,719 km (0.106 R)
• M54: 38,022,393 km (0.027 R)
• M55: 38,403,718 km (0.09 R)
• M56: 39,458,533 km (0.096 R)
• M57: 40,912,474 km (0.094 R)
• M58: 41,205,238 km (0.116 R)
• M59: 43,672,854 km (0.093 R)
• M60: 44,773,596 km (0.11 R)
• M61: 45,883,462 km (0.1 R)
• M62: 46,492,774 km (0.109 R)
• M63: 46,798,403 km (0.089 R)
• M64: 47,206,954 km (0.101 R)
• M65: 47,514,079 km (0.04 R)
• M66: 49,578,829 km (0.108 R)
• M67: 49,891,039 km (0.093 R)
• M68: 52,518,277 km (0.073 R)
• M69: 52,624,342 km (0.054 R)
• M70: 53,155,564 km (0.095 R)
• M71: 56,379,847 km (0.096 R)
• M72: 56,814,429 km (0.08 R)
• M73: 57,359,414 km (0.06 R)
• M74: 58,015,550 km (0.086 R)
• M75: 58,125,205 km (0.066 R)
• M76: 59,777,514 km (0.114 R)
• M77: 61,110,431 km (0.087 R)
• M78: 61,892,529 km (0.107 R)
• M79: 63,128,207 km (0.073 R)
• M80: 64,031,928 km (0.099 R)
• M81: 64,371,964 km (0.047 R)
• M82: 65,281,668 km (0.117 R)
• M83: 65,509,656 km (0.096 R)
• M84: 66,310,004 km (0.116 R)
• M85: 66,998,603 km (0.074 R)
• M86: 67,459,065 km (0.05 R)
• M87: 67,574,256 km (0.085 R)
• M88: 69,078,612 km (0.097 R)
• M89: 71,532,017 km (0.102 R)
• M90: 73,776,135 km (0.118 R)
• M91: 74,013,696 km (0.083 R)
• M92: 74,251,557 km (0.112 R)
• M93: 76,643,776 km (0.045 R)
• M94: 78,818,331 km (0.102 R)
• M95: 79,061,128 km (0.073 R)
• M96: 79,547,621 km (0.072 R)
• M97: 81,503,463 km (0.104 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 12,704 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit