🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.62 AU - 0.62 AU

Year: 181 Days

Day: 21.9 Hours

Environment

Temp: 186 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.18 AU - 1.76 AU

Year: 661 Days

Day: 35.7 Hours

Environment

Temp: -48 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.6 AU - 2.2 AU

Year: 971 Days

Day: 39.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.31 AU - 4.37 AU

Year: 3353 Days

Day: 28.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375

Radius: 11.6

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.36 AU - 7.64 AU

Year: 7617 Days

Day: 8 Hours

Environment

Temp: -164 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 111,113,950 km

• M1: 144,212 km (0.071 R)
• M2: 611,406 km (0.119 R)
• M3: 1,068,129 km (0.111 R)
• M4: 2,002,367 km (0.038 R)
• M5: 2,522,370 km (0.062 R)
• M6: 2,994,201 km (0.064 R)
• M7: 3,355,031 km (0.065 R)
• M8: 4,387,706 km (0.059 R)
• M9: 8,170,138 km (0.057 R)
• M10: 8,679,818 km (0.111 R)
• M11: 9,210,591 km (0.077 R)
• M12: 12,297,394 km (0.027 R)
• M13: 24,198,802 km (0.032 R)
• M14: 25,333,801 km (0.038 R)
• M15: 26,844,740 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 636.4

Radius: 5.4

Gravity: 21.82 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 13.08 AU - 13.62 AU

Year: 18089 Days

Day: 23 Hours

Environment

Temp: -194 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 111,113,950 km

• M1: 67,319 km (0.063 R)
• M2: 249,529 km (0.065 R)
• M3: 513,569 km (0.098 R)
• M4: 682,465 km (0.101 R)
• M5: 1,050,327 km (0.051 R)
• M6: 1,673,103 km (0.035 R)
• M7: 2,016,131 km (0.106 R)
• M8: 2,722,232 km (0.118 R)
• M9: 3,250,014 km (0.091 R)
• M10: 3,468,277 km (0.107 R)
• M11: 4,182,158 km (0.033 R)
• M12: 6,644,838 km (0.119 R)
• M13: 7,408,236 km (0.066 R)
• M14: 9,653,401 km (0.077 R)
• M15: 11,173,615 km (0.105 R)
• M16: 11,420,900 km (0.074 R)
• M17: 11,862,363 km (0.084 R)
• M18: 14,976,542 km (0.062 R)
• M19: 17,166,505 km (0.116 R)
• M20: 19,294,535 km (0.116 R)
• M21: 20,467,681 km (0.111 R)
• M22: 21,592,209 km (0.118 R)
• M23: 22,856,161 km (0.083 R)
• M24: 25,637,335 km (0.117 R)
• M25: 26,722,219 km (0.115 R)
• M26: 31,124,286 km (0.107 R)
• M27: 34,923,174 km (0.052 R)
• M28: 37,482,494 km (0.107 R)
• M29: 38,316,054 km (0.088 R)
• M30: 44,190,912 km (0.113 R)
• M31: 46,859,588 km (0.077 R)
• M32: 48,971,461 km (0.117 R)
• M33: 51,827,734 km (0.071 R)
• M34: 54,615,639 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.5

Radius: 7.4

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 15.03 AU - 15.89 AU

Year: 22543 Days

Day: 20.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 111,113,950 km

• M1: 92,003 km (0.07 R)
• M2: 804,837 km (0.041 R)
• M3: 2,093,473 km (0.09 R)
• M4: 2,448,169 km (0.083 R)
• M5: 4,825,878 km (0.079 R)
• M6: 5,245,201 km (0.09 R)
• M7: 5,653,603 km (0.077 R)
• M8: 8,290,116 km (0.093 R)
• M9: 10,391,816 km (0.063 R)
• M10: 15,822,967 km (0.111 R)
• M11: 16,388,148 km (0.119 R)
• M12: 19,099,011 km (0.087 R)
• M13: 26,360,790 km (0.032 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.8

Radius: 7

Gravity: 14.32 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 17 AU - 18.16 AU

Year: 27336 Days

Day: 19.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 111,113,950 km

• M1: 87,066 km (0.109 R)
• M2: 329,714 km (0.119 R)
• M3: 830,867 km (0.112 R)
• M4: 1,064,838 km (0.105 R)
• M5: 1,883,587 km (0.09 R)
• M6: 2,203,726 km (0.093 R)
• M7: 2,510,103 km (0.093 R)
• M8: 4,168,545 km (0.119 R)
• M9: 4,714,427 km (0.088 R)
• M10: 6,173,007 km (0.087 R)
• M11: 7,383,702 km (0.071 R)
• M12: 8,237,158 km (0.063 R)
• M13: 9,214,182 km (0.095 R)
• M14: 10,138,547 km (0.116 R)
• M15: 12,680,963 km (0.092 R)
• M16: 13,358,192 km (0.096 R)
• M17: 13,666,663 km (0.11 R)
• M18: 14,138,644 km (0.066 R)
• M19: 16,840,532 km (0.115 R)
• M20: 19,570,094 km (0.109 R)
• M21: 19,868,392 km (0.102 R)
• M22: 30,158,781 km (0.12 R)
• M23: 30,556,711 km (0.084 R)
• M24: 37,716,615 km (0.043 R)
• M25: 46,269,275 km (0.118 R)
• M26: 50,060,683 km (0.074 R)
• M27: 55,431,247 km (0.1 R)
• M28: 57,033,440 km (0.049 R)
• M29: 57,642,154 km (0.072 R)
• M30: 72,153,746 km (0.106 R)
• M31: 74,545,068 km (0.064 R)
• M32: 83,070,650 km (0.119 R)
• M33: 83,591,550 km (0.027 R)
• M34: 84,114,544 km (0.09 R)
• M35: 88,377,186 km (0.107 R)
• M36: 89,192,195 km (0.105 R)
• M37: 89,738,377 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.5

Radius: 6.9

Gravity: 17.04 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 15.88 AU - 23.52 AU

Year: 32427 Days

Day: 24.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 111,113,950 km

• M1: 86,318 km (0.08 R)
• M2: 584,628 km (0.12 R)
• M3: 1,236,127 km (0.065 R)
• M4: 3,827,312 km (0.116 R)
• M5: 7,406,890 km (0.045 R)
• M6: 8,975,124 km (0.118 R)
• M7: 16,060,229 km (0.107 R)
• M8: 16,428,988 km (0.05 R)
• M9: 16,709,035 km (0.109 R)
• M10: 20,324,516 km (0.052 R)
• M11: 22,313,869 km (0.106 R)
• M12: 24,067,904 km (0.089 R)
• M13: 24,550,806 km (0.089 R)
• M14: 29,878,734 km (0.081 R)
• M15: 34,232,182 km (0.044 R)
• M16: 35,772,441 km (0.073 R)
• M17: 40,499,435 km (0.112 R)
• M18: 45,995,212 km (0.088 R)
• M19: 48,440,688 km (0.096 R)
• M20: 50,183,653 km (0.107 R)
• M21: 51,767,745 km (0.101 R)
• M22: 53,180,846 km (0.042 R)
• M23: 54,619,379 km (0.089 R)
• M24: 56,932,162 km (0.055 R)
• M25: 72,695,140 km (0.095 R)
• M26: 72,946,315 km (0.055 R)
• M27: 77,045,447 km (0.066 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 18,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit