🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.66 AU - 0.7 AU

Year: 197 Days

Day: 27.1 Hours

Environment

Temp: 217 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.7 AU - 0.88 AU

Year: 247 Days

Day: 30.8 Hours

Environment

Temp: 151 °C

Axial Tilt: 18.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.86 AU - 1.12 AU

Year: 346 Days

Day: 34.3 Hours

Environment

Temp: 174 °C

Axial Tilt: 46.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.17 AU - 2.29 AU

Year: 1170 Days

Day: 31.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,471,195 km

• M1: 157,377 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.81 AU - 4.25 AU

Year: 2843 Days

Day: 12.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,471,195 km

• M1: 671,545 km (0.09 R)

Asteroid Belt

Center: 7.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.1

Radius: 14.9

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 8.68 AU - 12.9 AU

Year: 12457 Days

Day: 11.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,471,195 km

• M1: 185,352 km (0.063 R)
• M2: 1,579,155 km (0.118 R)
• M3: 3,438,806 km (0.109 R)
• M4: 6,403,986 km (0.118 R)
• M5: 7,852,991 km (0.118 R)
• M6: 10,236,234 km (0.073 R)
• M7: 11,109,736 km (0.067 R)
• M8: 15,040,271 km (0.113 R)
• M9: 15,598,121 km (0.108 R)
• M10: 17,737,371 km (0.086 R)
• M11: 18,677,444 km (0.091 R)
• M12: 22,955,943 km (0.073 R)
• M13: 28,797,291 km (0.108 R)
• M14: 37,181,653 km (0.04 R)
• M15: 39,506,703 km (0.065 R)
• M16: 42,202,008 km (0.108 R)
• M17: 44,730,811 km (0.091 R)
• M18: 46,914,042 km (0.039 R)
• M19: 47,508,095 km (0.098 R)
• M20: 49,934,423 km (0.048 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.8

Radius: 10

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 11.21 AU - 12.21 AU

Year: 14084 Days

Day: 6.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,471,195 km

• M1: 129,701 km (0.105 R)
• M2: 459,116 km (0.08 R)
• M3: 983,157 km (0.116 R)
• M4: 1,551,180 km (0.07 R)
• M5: 2,032,736 km (0.074 R)
• M6: 2,413,313 km (0.111 R)
• M7: 2,921,048 km (0.113 R)
• M8: 3,298,184 km (0.035 R)
• M9: 3,974,516 km (0.053 R)
• M10: 4,412,389 km (0.094 R)
• M11: 4,825,279 km (0.103 R)
• M12: 6,054,076 km (0.118 R)
• M13: 6,460,534 km (0.111 R)
• M14: 7,909,090 km (0.063 R)
• M15: 13,542,198 km (0.118 R)
• M16: 14,417,046 km (0.1 R)
• M17: 15,453,460 km (0.055 R)
• M18: 17,133,743 km (0.081 R)
• M19: 18,718,733 km (0.079 R)
• M20: 23,228,211 km (0.116 R)
• M21: 26,042,147 km (0.107 R)
• M22: 28,413,572 km (0.064 R)
• M23: 30,431,199 km (0.075 R)
• M24: 33,476,563 km (0.064 R)
• M25: 34,109,212 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.5

Radius: 6.4

Gravity: 21.59 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 12.82 AU - 20.56 AU

Year: 23964 Days

Day: 15.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 93,471,195 km

• M1: 79,586 km (0.119 R)
• M2: 414,087 km (0.103 R)
• M3: 633,397 km (0.066 R)
• M4: 2,551,092 km (0.06 R)
• M5: 3,139,910 km (0.08 R)
• M6: 3,590,648 km (0.079 R)
• M7: 5,204,211 km (0.116 R)
• M8: 5,619,494 km (0.084 R)
• M9: 6,851,582 km (0.056 R)
• M10: 7,453,265 km (0.091 R)
• M11: 8,818,794 km (0.113 R)
• M12: 9,469,545 km (0.094 R)
• M13: 9,962,620 km (0.095 R)
• M14: 11,134,420 km (0.119 R)
• M15: 11,823,767 km (0.095 R)
• M16: 13,135,591 km (0.1 R)
• M17: 13,826,583 km (0.057 R)
• M18: 19,455,951 km (0.039 R)
• M19: 20,252,111 km (0.12 R)
• M20: 28,168,381 km (0.031 R)
• M21: 34,503,851 km (0.102 R)
• M22: 34,792,725 km (0.101 R)
• M23: 35,083,244 km (0.085 R)
• M24: 37,924,107 km (0.071 R)
• M25: 38,852,063 km (0.066 R)
• M26: 40,753,452 km (0.081 R)
• M27: 45,602,667 km (0.113 R)
• M28: 54,255,408 km (0.065 R)
• M29: 55,433,192 km (0.092 R)
• M30: 59,897,342 km (0.064 R)
• M31: 66,362,663 km (0.118 R)
• M32: 68,845,239 km (0.114 R)
• M33: 73,516,283 km (0.069 R)
• M34: 74,475,206 km (0.104 R)
• M35: 83,743,691 km (0.074 R)
• M36: 93,191,246 km (0.052 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 18,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit