🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.51 AU - 0.71 AU

Year: 178 Days

Day: 38.8 Hours

Environment

Temp: 165 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,728,512 km

• M1: 445,652 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.72 AU - 0.84 AU

Year: 257 Days

Day: 28.4 Hours

Environment

Temp: 161 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.19 AU - 1.51 AU

Year: 585 Days

Day: 20.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,728,512 km

• M1: 283,039 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.87 AU - 2.33 AU

Year: 1134 Days

Day: 14.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.1 AU - 3.44 AU

Year: 1719 Days

Day: 22.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.82 AU - 4.22 AU

Year: 2462 Days

Day: 37.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.7

Radius: 13.8

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 7 AU - 9.5 AU

Year: 8834 Days

Day: 6.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 64,728,512 km

• M1: 188,942 km (0.054 R)
• M2: 332,257 km (0.094 R)
• M3: 705,354 km (0.095 R)
• M4: 876,793 km (0.098 R)
• M5: 1,612,515 km (0.049 R)
• M6: 1,704,369 km (0.061 R)
• M7: 2,217,190 km (0.068 R)
• M8: 2,694,258 km (0.117 R)
• M9: 2,916,710 km (0.116 R)
• M10: 3,261,982 km (0.115 R)
• M11: 3,898,221 km (0.088 R)
• M12: 4,506,935 km (0.084 R)
• M13: 4,705,451 km (0.111 R)
• M14: 4,906,960 km (0.098 R)
• M15: 5,111,460 km (0.066 R)
• M16: 5,563,994 km (0.1 R)
• M17: 5,777,320 km (0.114 R)
• M18: 6,770,650 km (0.053 R)
• M19: 6,998,637 km (0.116 R)
• M20: 7,151,975 km (0.054 R)
• M21: 7,423,196 km (0.078 R)
• M22: 7,619,020 km (0.098 R)
• M23: 7,776,845 km (0.099 R)
• M24: 8,015,753 km (0.056 R)
• M25: 8,705,848 km (0.097 R)
• M26: 8,912,592 km (0.116 R)
• M27: 10,099,651 km (0.107 R)
• M28: 10,186,418 km (0.079 R)
• M29: 12,713,575 km (0.087 R)
• M30: 12,995,417 km (0.066 R)
• M31: 13,089,814 km (0.053 R)
• M32: 13,326,926 km (0.067 R)
• M33: 14,289,140 km (0.055 R)
• M34: 14,926,726 km (0.035 R)
• M35: 15,075,277 km (0.077 R)
• M36: 15,273,943 km (0.053 R)
• M37: 15,473,506 km (0.091 R)
• M38: 15,573,587 km (0.117 R)
• M39: 16,077,582 km (0.073 R)
• M40: 16,791,912 km (0.069 R)
• M41: 17,256,713 km (0.079 R)
• M42: 17,673,343 km (0.081 R)
• M43: 17,830,570 km (0.092 R)
• M44: 19,860,763 km (0.117 R)
• M45: 20,187,933 km (0.11 R)
• M46: 20,407,094 km (0.083 R)
• M47: 20,903,161 km (0.088 R)
• M48: 21,069,364 km (0.09 R)
• M49: 21,682,566 km (0.077 R)
• M50: 22,075,859 km (0.114 R)
• M51: 22,188,805 km (0.085 R)
• M52: 22,983,768 km (0.116 R)
• M53: 23,327,394 km (0.12 R)
• M54: 24,718,804 km (0.096 R)
• M55: 24,836,089 km (0.059 R)
• M56: 24,953,374 km (0.112 R)
• M57: 25,424,607 km (0.096 R)
• M58: 25,839,442 km (0.111 R)
• M59: 26,376,049 km (0.08 R)
• M60: 26,615,705 km (0.047 R)
• M61: 27,339,160 km (0.073 R)
• M62: 28,928,488 km (0.109 R)
• M63: 32,068,548 km (0.075 R)
• M64: 32,260,482 km (0.084 R)
• M65: 32,580,920 km (0.106 R)
• M66: 32,902,556 km (0.057 R)
• M67: 34,788,835 km (0.076 R)
• M68: 34,985,856 km (0.082 R)
• M69: 36,709,821 km (0.093 R)
• M70: 36,910,582 km (0.078 R)
• M71: 38,190,092 km (0.076 R)
• M72: 40,240,032 km (0.098 R)
• M73: 41,417,367 km (0.12 R)
• M74: 41,696,068 km (0.116 R)
• M75: 43,239,918 km (0.095 R)
• M76: 44,659,752 km (0.119 R)
• M77: 47,108,369 km (0.115 R)
• M78: 47,909,765 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256

Radius: 3.9

Gravity: 16.83 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 12.99 AU - 20.61 AU

Year: 25670 Days

Day: 17.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 64,728,512 km

• M1: 86,318 km (0.102 R)
• M2: 155,582 km (0.072 R)
• M3: 490,232 km (0.097 R)
• M4: 928,704 km (0.117 R)
• M5: 1,298,061 km (0.049 R)
• M6: 1,824,047 km (0.108 R)
• M7: 2,032,736 km (0.075 R)
• M8: 2,155,556 km (0.11 R)
• M9: 2,186,522 km (0.069 R)
• M10: 2,344,199 km (0.11 R)
• M11: 2,440,390 km (0.075 R)
• M12: 3,364,307 km (0.059 R)
• M13: 3,436,712 km (0.11 R)
• M14: 3,582,869 km (0.104 R)
• M15: 4,304,978 km (0.093 R)
• M16: 4,864,923 km (0.106 R)
• M17: 4,987,892 km (0.041 R)
• M18: 5,070,470 km (0.099 R)
• M19: 5,278,860 km (0.098 R)
• M20: 5,320,897 km (0.084 R)
• M21: 6,228,507 km (0.096 R)
• M22: 6,768,406 km (0.099 R)
• M23: 6,905,587 km (0.118 R)
• M24: 7,463,887 km (0.058 R)
• M25: 7,940,206 km (0.078 R)
• M26: 8,377,331 km (0.109 R)
• M27: 8,623,420 km (0.102 R)
• M28: 9,223,906 km (0.113 R)
• M29: 9,941,227 km (0.083 R)
• M30: 10,306,695 km (0.048 R)
• M31: 10,623,394 km (0.12 R)
• M32: 11,429,128 km (0.119 R)
• M33: 12,309,960 km (0.05 R)
• M34: 12,758,454 km (0.11 R)
• M35: 12,928,098 km (0.074 R)
• M36: 13,269,481 km (0.108 R)
• M37: 13,441,369 km (0.066 R)
• M38: 13,671,600 km (0.082 R)
• M39: 15,080,213 km (0.095 R)
• M40: 15,199,592 km (0.105 R)
• M41: 16,105,557 km (0.054 R)
• M42: 17,842,837 km (0.108 R)
• M43: 18,095,807 km (0.1 R)
• M44: 18,222,666 km (0.102 R)
• M45: 18,413,703 km (0.085 R)
• M46: 18,605,338 km (0.117 R)
• M47: 20,030,706 km (0.084 R)
• M48: 20,096,380 km (0.107 R)
• M49: 20,293,699 km (0.04 R)
• M50: 20,756,555 km (0.071 R)
• M51: 22,030,381 km (0.107 R)
• M52: 22,847,784 km (0.104 R)
• M53: 23,329,190 km (0.072 R)
• M54: 24,722,993 km (0.091 R)
• M55: 25,643,319 km (0.114 R)
• M56: 26,071,917 km (0.047 R)
• M57: 26,502,908 km (0.104 R)
• M58: 26,574,865 km (0.111 R)
• M59: 26,646,971 km (0.057 R)
• M60: 27,008,549 km (0.088 R)
• M61: 29,286,177 km (0.055 R)
• M62: 29,584,475 km (0.092 R)
• M63: 30,712,293 km (0.093 R)
• M64: 33,631,397 km (0.118 R)
• M65: 33,709,487 km (0.041 R)
• M66: 34,335,703 km (0.11 R)
• M67: 34,728,996 km (0.12 R)
• M68: 37,120,318 km (0.045 R)
• M69: 40,059,168 km (0.053 R)
• M70: 40,473,106 km (0.036 R)
• M71: 40,722,186 km (0.088 R)
• M72: 43,156,443 km (0.106 R)
• M73: 43,580,852 km (0.113 R)
• M74: 43,921,336 km (0.098 R)
• M75: 45,034,195 km (0.075 R)
• M76: 45,378,420 km (0.078 R)
• M77: 45,896,477 km (0.043 R)
• M78: 46,242,946 km (0.034 R)
• M79: 47,462,468 km (0.092 R)
• M80: 47,549,982 km (0.113 R)
• M81: 48,957,399 km (0.108 R)
• M82: 49,577,333 km (0.117 R)
• M83: 50,825,129 km (0.081 R)
• M84: 50,914,738 km (0.064 R)
• M85: 51,993,189 km (0.112 R)
• M86: 52,263,961 km (0.059 R)
• M87: 53,260,732 km (0.108 R)
• M88: 54,446,893 km (0.058 R)
• M89: 54,905,560 km (0.106 R)
• M90: 55,457,427 km (0.075 R)
• M91: 57,031,196 km (0.101 R)
• M92: 61,077,071 km (0.06 R)
• M93: 61,935,463 km (0.102 R)
• M94: 62,414,027 km (0.098 R)
• M95: 62,509,919 km (0.113 R)
• M96: 62,701,853 km (0.107 R)
• M97: 63,375,044 km (0.061 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 11,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit