🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.75 AU - 0.97 AU

Year: 296 Days

Day: 21.3 Hours

Environment

Temp: 133 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,988,631 km

• M1: 339,138 km (0.066 R)

Asteroid Belt

Center: 1.18 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.42 AU - 1.56 AU

Year: 675 Days

Day: 34.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,988,631 km

• M1: 215,271 km (0.109 R)
• M2: 256,860 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.05 AU - 4.31 AU

Year: 2618 Days

Day: 36 Hours

Environment

Temp: -132 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.36 AU - 4.46 AU

Year: 2867 Days

Day: 40.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.1

Radius: 10.4

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 6.19 AU - 8.15 AU

Year: 7120 Days

Day: 10.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 102,988,631 km

• M1: 129,402 km (0.096 R)
• M2: 480,508 km (0.071 R)
• M3: 1,009,337 km (0.069 R)
• M4: 2,162,736 km (0.088 R)
• M5: 2,766,214 km (0.105 R)
• M6: 3,172,672 km (0.076 R)
• M7: 4,263,390 km (0.079 R)
• M8: 5,240,114 km (0.063 R)
• M9: 5,922,580 km (0.116 R)
• M10: 8,115,236 km (0.067 R)
• M11: 10,296,522 km (0.08 R)
• M12: 11,146,986 km (0.048 R)
• M13: 13,527,238 km (0.093 R)
• M14: 14,235,733 km (0.08 R)
• M15: 15,892,679 km (0.111 R)
• M16: 17,261,051 km (0.107 R)
• M17: 18,155,198 km (0.107 R)
• M18: 21,767,687 km (0.081 R)
• M19: 24,847,758 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.9

Radius: 11.7

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.59 AU - 8.87 AU

Year: 7210 Days

Day: 13.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 102,988,631 km

• M1: 145,559 km (0.034 R)
• M2: 542,591 km (0.118 R)
• M3: 1,012,030 km (0.062 R)
• M4: 1,857,557 km (0.119 R)
• M5: 2,674,212 km (0.082 R)
• M6: 3,443,294 km (0.114 R)
• M7: 3,847,059 km (0.073 R)
• M8: 4,426,900 km (0.067 R)
• M9: 5,280,954 km (0.051 R)
• M10: 5,732,890 km (0.072 R)
• M11: 6,911,122 km (0.119 R)
• M12: 8,281,589 km (0.096 R)
• M13: 9,130,706 km (0.112 R)
• M14: 10,911,669 km (0.077 R)
• M15: 11,647,541 km (0.075 R)
• M16: 12,713,126 km (0.08 R)
• M17: 13,580,046 km (0.098 R)
• M18: 16,300,334 km (0.12 R)
• M19: 18,261,412 km (0.106 R)
• M20: 21,490,931 km (0.047 R)
• M21: 22,573,720 km (0.084 R)
• M22: 23,165,829 km (0.051 R)
• M23: 26,527,742 km (0.112 R)
• M24: 28,282,375 km (0.114 R)
• M25: 28,711,272 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.4

Radius: 4

Gravity: 59.65 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 14.31 AU - 17.41 AU

Year: 23424 Days

Day: 24.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 102,988,631 km

• M1: 49,816 km (0.111 R)
• M2: 308,770 km (0.086 R)
• M3: 513,420 km (0.108 R)
• M4: 647,310 km (0.114 R)
• M5: 1,370,765 km (0.107 R)
• M6: 2,121,447 km (0.097 R)
• M7: 2,351,529 km (0.037 R)
• M8: 2,547,203 km (0.045 R)
• M9: 2,861,209 km (0.115 R)
• M10: 3,229,968 km (0.089 R)
• M11: 3,503,283 km (0.088 R)
• M12: 3,858,129 km (0.109 R)
• M13: 5,519,713 km (0.12 R)
• M14: 6,365,689 km (0.108 R)
• M15: 6,649,775 km (0.117 R)
• M16: 6,893,021 km (0.118 R)
• M17: 7,041,871 km (0.077 R)
• M18: 9,477,624 km (0.108 R)
• M19: 14,340,003 km (0.109 R)
• M20: 16,981,153 km (0.101 R)
• M21: 22,542,006 km (0.087 R)
• M22: 23,760,480 km (0.071 R)
• M23: 26,570,227 km (0.083 R)
• M24: 31,731,653 km (0.039 R)
• M25: 33,119,024 km (0.037 R)
• M26: 40,665,788 km (0.07 R)
• M27: 41,314,893 km (0.054 R)
• M28: 45,354,334 km (0.102 R)
• M29: 47,828,234 km (0.103 R)
• M30: 48,188,765 km (0.109 R)
• M31: 49,833,893 km (0.119 R)
• M32: 51,327,329 km (0.089 R)
• M33: 51,705,362 km (0.066 R)
• M34: 53,429,179 km (0.095 R)
• M35: 55,587,577 km (0.067 R)
• M36: 65,023,762 km (0.097 R)
• M37: 78,686,685 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.4

Radius: 5.9

Gravity: 26.99 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 17.23 AU - 17.55 AU

Year: 26894 Days

Day: 23.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 102,988,631 km

• M1: 73,901 km (0.111 R)
• M2: 653,743 km (0.062 R)
• M3: 2,054,428 km (0.088 R)
• M4: 2,430,816 km (0.086 R)
• M5: 3,051,198 km (0.115 R)
• M6: 3,638,968 km (0.091 R)
• M7: 4,012,215 km (0.061 R)
• M8: 4,410,594 km (0.098 R)
• M9: 10,222,023 km (0.118 R)
• M10: 12,181,306 km (0.106 R)
• M11: 13,015,164 km (0.105 R)
• M12: 14,627,680 km (0.043 R)
• M13: 21,102,724 km (0.066 R)
• M14: 22,414,399 km (0.107 R)
• M15: 24,012,253 km (0.063 R)
• M16: 25,929,799 km (0.088 R)
• M17: 33,735,217 km (0.093 R)
• M18: 34,029,177 km (0.041 R)
• M19: 38,807,333 km (0.114 R)
• M20: 39,130,016 km (0.11 R)
• M21: 42,799,801 km (0.098 R)
• M22: 46,329,114 km (0.09 R)
• M23: 48,350,630 km (0.107 R)
• M24: 49,857,230 km (0.1 R)
• M25: 55,785,794 km (0.083 R)
• M26: 62,388,146 km (0.111 R)
• M27: 65,305,155 km (0.115 R)
• M28: 72,137,440 km (0.112 R)
• M29: 73,608,136 km (0.083 R)
• M30: 75,851,356 km (0.12 R)
• M31: 76,609,070 km (0.12 R)
• M32: 81,790,392 km (0.1 R)
• M33: 90,275,284 km (0.12 R)
• M34: 100,842,578 km (0.117 R)
• M35: 101,147,309 km (0.107 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 12,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit