🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.43 AU - 0.59 AU

Year: 131 Days

Day: 19.1 Hours

Environment

Temp: 187 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 101,422,400 km

• M1: 85,869 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.7 AU - 1.04 AU

Year: 292 Days

Day: 44.7 Hours

Environment

Temp: 181 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.96 AU - 1.2 AU

Year: 404 Days

Day: 26.9 Hours

Environment

Temp: 40 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.9 AU - 1.36 AU

Year: 432 Days

Day: 41.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 39.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.83 AU - 2.29 AU

Year: 1064 Days

Day: 44 Hours

Environment

Temp: -70 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,422,400 km

• M1: 801,994 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.36 AU - 2.68 AU

Year: 1440 Days

Day: 23.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,422,400 km

• M1: 306,975 km (0.116 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.33 AU - 3.65 AU

Year: 2346 Days

Day: 47.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376

Radius: 9.6

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.47 AU - 6.55 AU

Year: 5978 Days

Day: 8.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 101,422,400 km

• M1: 120,277 km (0.05 R)
• M2: 316,699 km (0.111 R)
• M3: 401,969 km (0.084 R)
• M4: 516,861 km (0.118 R)
• M5: 622,028 km (0.117 R)
• M6: 711,936 km (0.082 R)
• M7: 931,396 km (0.039 R)
• M8: 1,272,180 km (0.102 R)
• M9: 1,344,885 km (0.088 R)
• M10: 1,419,235 km (0.11 R)
• M11: 1,556,416 km (0.074 R)
• M12: 1,844,542 km (0.026 R)
• M13: 2,201,931 km (0.108 R)
• M14: 2,272,541 km (0.035 R)
• M15: 2,434,107 km (0.093 R)
• M16: 2,636,962 km (0.099 R)
• M17: 2,807,054 km (0.086 R)
• M18: 3,079,023 km (0.114 R)
• M19: 3,318,978 km (0.113 R)
• M20: 3,420,705 km (0.052 R)
• M21: 3,585,711 km (0.053 R)
• M22: 3,732,317 km (0.081 R)
• M23: 4,272,066 km (0.088 R)
• M24: 4,539,996 km (0.075 R)
• M25: 4,721,608 km (0.061 R)
• M26: 5,400,184 km (0.11 R)
• M27: 5,617,101 km (0.114 R)
• M28: 5,836,860 km (0.114 R)
• M29: 6,034,479 km (0.119 R)
• M30: 6,718,141 km (0.097 R)
• M31: 7,134,771 km (0.064 R)
• M32: 7,667,489 km (0.119 R)
• M33: 7,884,107 km (0.106 R)
• M34: 8,884,169 km (0.056 R)
• M35: 8,969,290 km (0.058 R)
• M36: 9,341,340 km (0.047 R)
• M37: 9,514,873 km (0.105 R)
• M38: 10,517,777 km (0.033 R)
• M39: 10,728,411 km (0.113 R)
• M40: 11,062,314 km (0.04 R)
• M41: 12,178,912 km (0.076 R)
• M42: 12,527,176 km (0.037 R)
• M43: 12,878,881 km (0.073 R)
• M44: 13,136,638 km (0.083 R)
• M45: 13,201,264 km (0.116 R)
• M46: 13,624,476 km (0.114 R)
• M47: 13,755,674 km (0.074 R)
• M48: 13,986,055 km (0.096 R)
• M49: 14,384,134 km (0.055 R)
• M50: 15,498,040 km (0.11 R)
• M51: 15,737,846 km (0.073 R)
• M52: 17,451,040 km (0.075 R)
• M53: 17,772,077 km (0.066 R)
• M54: 18,492,541 km (0.11 R)
• M55: 19,369,633 km (0.075 R)
• M56: 19,591,038 km (0.078 R)
• M57: 19,887,541 km (0.042 R)
• M58: 20,899,271 km (0.084 R)
• M59: 22,274,076 km (0.096 R)
• M60: 22,777,772 km (0.055 R)
• M61: 22,894,608 km (0.087 R)
• M62: 23,520,675 km (0.069 R)
• M63: 23,678,052 km (0.11 R)
• M64: 25,513,318 km (0.117 R)
• M65: 25,877,739 km (0.091 R)
• M66: 26,407,166 km (0.061 R)
• M67: 27,850,187 km (0.055 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.3

Radius: 10.8

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 9.6 AU - 13.36 AU

Year: 13999 Days

Day: 11.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 101,422,400 km

• M1: 259,104 km (0.054 R)
• M2: 454,628 km (0.089 R)
• M3: 609,013 km (0.048 R)
• M4: 722,707 km (0.107 R)
• M5: 865,274 km (0.056 R)
• M6: 1,227,301 km (0.066 R)
• M7: 1,608,327 km (0.057 R)
• M8: 1,826,440 km (0.118 R)
• M9: 2,261,621 km (0.109 R)
• M10: 2,352,576 km (0.027 R)
• M11: 2,601,208 km (0.101 R)
• M12: 2,793,441 km (0.075 R)
• M13: 3,057,032 km (0.1 R)
• M14: 3,502,685 km (0.091 R)
• M15: 4,042,434 km (0.06 R)
• M16: 4,378,879 km (0.105 R)
• M17: 4,763,495 km (0.118 R)
• M18: 5,360,840 km (0.078 R)
• M19: 6,024,007 km (0.067 R)
• M20: 6,322,305 km (0.1 R)
• M21: 6,495,091 km (0.074 R)
• M22: 7,793,301 km (0.058 R)
• M23: 7,885,753 km (0.066 R)
• M24: 8,543,235 km (0.04 R)
• M25: 9,023,744 km (0.091 R)
• M26: 9,316,207 km (0.102 R)
• M27: 9,463,711 km (0.102 R)
• M28: 9,611,813 km (0.045 R)
• M29: 9,960,675 km (0.081 R)
• M30: 10,161,884 km (0.11 R)
• M31: 12,408,844 km (0.045 R)
• M32: 13,615,650 km (0.088 R)
• M33: 13,895,099 km (0.107 R)
• M34: 14,007,447 km (0.084 R)
• M35: 14,176,493 km (0.092 R)
• M36: 14,459,831 km (0.1 R)
• M37: 14,802,261 km (0.105 R)
• M38: 16,554,351 km (0.115 R)
• M39: 17,333,756 km (0.041 R)
• M40: 18,494,486 km (0.102 R)
• M41: 20,250,316 km (0.114 R)
• M42: 20,633,436 km (0.066 R)
• M43: 20,825,819 km (0.114 R)
• M44: 21,797,158 km (0.116 R)
• M45: 21,993,281 km (0.117 R)
• M46: 22,717,185 km (0.082 R)
• M47: 23,048,694 km (0.075 R)
• M48: 23,181,836 km (0.034 R)
• M49: 24,662,705 km (0.037 R)
• M50: 24,867,056 km (0.104 R)
• M51: 25,483,249 km (0.084 R)
• M52: 26,035,415 km (0.092 R)
• M53: 27,010,943 km (0.063 R)
• M54: 28,782,630 km (0.047 R)
• M55: 29,213,472 km (0.063 R)
• M56: 30,299,852 km (0.112 R)
• M57: 31,104,838 km (0.105 R)
• M58: 31,694,702 km (0.101 R)
• M59: 33,110,497 km (0.095 R)
• M60: 34,166,957 km (0.118 R)
• M61: 34,318,799 km (0.094 R)
• M62: 34,470,790 km (0.106 R)
• M63: 35,004,705 km (0.102 R)
• M64: 35,081,149 km (0.114 R)
• M65: 36,855,979 km (0.064 R)
• M66: 37,323,771 km (0.06 R)
• M67: 38,659,830 km (0.066 R)
• M68: 39,612,469 km (0.088 R)
• M69: 40,091,631 km (0.086 R)
• M70: 40,813,889 km (0.07 R)
• M71: 42,190,040 km (0.091 R)
• M72: 43,088,675 km (0.109 R)
• M73: 44,821,467 km (0.045 R)
• M74: 44,904,643 km (0.115 R)
• M75: 44,987,670 km (0.116 R)
• M76: 45,654,727 km (0.091 R)
• M77: 50,327,865 km (0.083 R)
• M78: 50,587,118 km (0.093 R)
• M79: 52,852,479 km (0.107 R)
• M80: 53,291,848 km (0.069 R)
• M81: 53,732,563 km (0.107 R)
• M82: 54,351,450 km (0.093 R)
• M83: 54,795,007 km (0.074 R)
• M84: 54,972,730 km (0.046 R)
• M85: 55,596,403 km (0.106 R)
• M86: 56,760,873 km (0.098 R)
• M87: 56,940,839 km (0.108 R)
• M88: 57,030,747 km (0.069 R)
• M89: 58,386,553 km (0.074 R)
• M90: 59,022,793 km (0.11 R)
• M91: 60,669,566 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 731.6

Radius: 5.4

Gravity: 25.09 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 14.77 AU - 23.21 AU

Year: 29782 Days

Day: 16.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 101,422,400 km

• M1: 70,311 km (0.039 R)
• M2: 184,155 km (0.106 R)
• M3: 353,799 km (0.084 R)
• M4: 593,754 km (0.107 R)
• M5: 788,530 km (0.116 R)
• M6: 1,002,605 km (0.086 R)
• M7: 1,067,082 km (0.114 R)
• M8: 1,234,482 km (0.074 R)
• M9: 1,556,715 km (0.1 R)
• M10: 1,669,811 km (0.098 R)
• M11: 2,447,122 km (0.085 R)
• M12: 2,941,693 km (0.103 R)
• M13: 3,466,482 km (0.096 R)
• M14: 3,917,220 km (0.083 R)
• M15: 4,983,255 km (0.106 R)
• M16: 5,896,550 km (0.073 R)
• M17: 6,252,144 km (0.079 R)
• M18: 6,372,271 km (0.063 R)
• M19: 8,329,161 km (0.104 R)
• M20: 10,171,458 km (0.119 R)
• M21: 10,597,364 km (0.097 R)
• M22: 11,466,527 km (0.06 R)
• M23: 11,983,986 km (0.12 R)
• M24: 12,433,677 km (0.096 R)
• M25: 12,965,348 km (0.086 R)
• M26: 13,272,323 km (0.091 R)
• M27: 14,286,896 km (0.118 R)
• M28: 14,445,170 km (0.117 R)
• M29: 14,604,043 km (0.091 R)
• M30: 14,763,515 km (0.075 R)
• M31: 16,389,494 km (0.107 R)
• M32: 16,721,452 km (0.054 R)
• M33: 17,815,760 km (0.108 R)
• M34: 18,156,993 km (0.103 R)
• M35: 18,932,807 km (0.118 R)
• M36: 19,019,724 km (0.117 R)
• M37: 19,719,393 km (0.045 R)
• M38: 21,324,428 km (0.111 R)
• M39: 22,142,579 km (0.112 R)
• M40: 22,417,540 km (0.112 R)
• M41: 22,878,451 km (0.09 R)
• M42: 23,249,304 km (0.059 R)
• M43: 24,091,091 km (0.108 R)
• M44: 24,468,377 km (0.117 R)
• M45: 24,847,758 km (0.054 R)
• M46: 26,870,620 km (0.106 R)
• M47: 27,556,676 km (0.119 R)
• M48: 31,791,791 km (0.107 R)
• M49: 32,517,192 km (0.115 R)
• M50: 34,832,069 km (0.094 R)
• M51: 36,873,482 km (0.111 R)
• M52: 37,417,120 km (0.069 R)
• M53: 38,512,476 km (0.072 R)
• M54: 43,684,373 km (0.112 R)
• M55: 44,144,387 km (0.113 R)
• M56: 46,467,941 km (0.074 R)
• M57: 48,712,059 km (0.087 R)
• M58: 48,831,139 km (0.074 R)
• M59: 50,147,450 km (0.051 R)
• M60: 50,508,430 km (0.056 R)
• M61: 55,403,571 km (0.032 R)
• M62: 55,776,818 km (0.072 R)
• M63: 57,277,883 km (0.119 R)
• M64: 57,655,169 km (0.118 R)
• M65: 57,781,130 km (0.034 R)
• M66: 58,665,553 km (0.115 R)
• M67: 60,064,143 km (0.057 R)
• M68: 60,959,936 km (0.087 R)
• M69: 61,989,169 km (0.109 R)
• M70: 63,543,640 km (0.097 R)
• M71: 63,934,240 km (0.094 R)
• M72: 64,064,690 km (0.084 R)
• M73: 65,899,358 km (0.051 R)
• M74: 68,017,215 km (0.094 R)
• M75: 71,100,427 km (0.114 R)
• M76: 73,135,706 km (0.098 R)
• M77: 75,465,394 km (0.104 R)
• M78: 75,879,032 km (0.073 R)
• M79: 76,985,757 km (0.081 R)
• M80: 77,263,261 km (0.095 R)
• M81: 77,541,064 km (0.055 R)
• M82: 79,075,190 km (0.045 R)
• M83: 80,760,111 km (0.067 R)
• M84: 81,183,324 km (0.116 R)
• M85: 83,737,259 km (0.113 R)
• M86: 87,907,150 km (0.074 R)
• M87: 89,944,224 km (0.116 R)
• M88: 90,090,231 km (0.09 R)
• M89: 91,262,031 km (0.12 R)
• M90: 93,324,537 km (0.106 R)
• M91: 94,658,501 km (0.095 R)
• M92: 96,148,047 km (0.096 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 16,224 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit