🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.61 AU - 0.91 AU

Year: 235 Days

Day: 37.6 Hours

Environment

Temp: 175 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,125,095 km

• M1: 96,042 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.72 AU - 0.86 AU

Year: 249 Days

Day: 41.8 Hours

Environment

Temp: 187 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,125,095 km

• M1: 29,471 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.13 AU - 1.17 AU

Year: 438 Days

Day: 32.8 Hours

Environment

Temp: 27 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.4 AU - 2.9 AU

Year: 1530 Days

Day: 25.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.89 AU - 5.11 AU

Year: 3966 Days

Day: 38.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.3

Radius: 13.2

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 8.61 AU - 10.33 AU

Year: 10339 Days

Day: 10.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,125,095 km

• M1: 164,109 km (0.105 R)
• M2: 765,492 km (0.036 R)
• M3: 1,237,174 km (0.093 R)
• M4: 1,992,195 km (0.086 R)
• M5: 4,497,361 km (0.114 R)
• M6: 7,232,608 km (0.057 R)
• M7: 8,910,498 km (0.063 R)
• M8: 17,087,817 km (0.12 R)
• M9: 18,522,760 km (0.101 R)
• M10: 20,249,269 km (0.075 R)
• M11: 21,409,101 km (0.046 R)
• M12: 21,855,351 km (0.116 R)
• M13: 24,340,920 km (0.093 R)
• M14: 26,409,709 km (0.038 R)
• M15: 27,009,447 km (0.12 R)
• M16: 31,084,194 km (0.034 R)
• M17: 31,656,854 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.6

Radius: 12.9

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 8.17 AU - 13.25 AU

Year: 12434 Days

Day: 7.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,125,095 km

• M1: 160,668 km (0.107 R)
• M2: 2,207,466 km (0.104 R)
• M3: 2,798,527 km (0.081 R)
• M4: 5,498,919 km (0.075 R)
• M5: 6,554,182 km (0.049 R)
• M6: 7,483,484 km (0.104 R)
• M7: 10,061,654 km (0.085 R)
• M8: 12,512,964 km (0.111 R)
• M9: 12,936,775 km (0.103 R)
• M10: 15,754,601 km (0.102 R)
• M11: 19,843,858 km (0.109 R)
• M12: 23,022,963 km (0.065 R)
• M13: 24,780,887 km (0.082 R)
• M14: 29,832,508 km (0.118 R)
• M15: 30,372,706 km (0.11 R)
• M16: 32,371,334 km (0.105 R)
• M17: 39,020,809 km (0.119 R)
• M18: 42,595,600 km (0.067 R)
• M19: 50,389,500 km (0.076 R)
• M20: 50,848,466 km (0.052 R)

Asteroid Belt

Center: 12.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.7

Radius: 4.8

Gravity: 28.63 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 11.33 AU - 15.33 AU

Year: 17266 Days

Day: 18.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,125,095 km

• M1: 59,690 km (0.091 R)
• M2: 258,804 km (0.048 R)
• M3: 588,069 km (0.106 R)
• M4: 845,378 km (0.038 R)
• M5: 1,475,185 km (0.118 R)
• M6: 2,029,146 km (0.117 R)
• M7: 2,396,259 km (0.114 R)
• M8: 4,648,604 km (0.095 R)
• M9: 5,471,393 km (0.064 R)
• M10: 7,262,677 km (0.095 R)
• M11: 7,540,181 km (0.062 R)
• M12: 9,195,332 km (0.049 R)
• M13: 11,199,794 km (0.03 R)
• M14: 11,508,115 km (0.115 R)
• M15: 11,885,401 km (0.093 R)
• M16: 12,077,186 km (0.119 R)
• M17: 13,271,426 km (0.107 R)
• M18: 14,688,417 km (0.103 R)
• M19: 15,585,405 km (0.09 R)
• M20: 16,125,154 km (0.102 R)
• M21: 24,835,042 km (0.061 R)
• M22: 25,253,916 km (0.042 R)
• M23: 31,743,023 km (0.114 R)
• M24: 34,648,512 km (0.106 R)
• M25: 35,566,744 km (0.08 R)
• M26: 35,965,123 km (0.06 R)
• M27: 37,178,362 km (0.104 R)
• M28: 45,190,824 km (0.086 R)
• M29: 45,346,256 km (0.092 R)
• M30: 45,971,575 km (0.095 R)
• M31: 49,184,788 km (0.083 R)
• M32: 53,407,786 km (0.083 R)
• M33: 56,054,173 km (0.061 R)
• M34: 58,417,221 km (0.099 R)
• M35: 58,971,929 km (0.11 R)
• M36: 62,566,168 km (0.059 R)
• M37: 63,730,937 km (0.096 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 16,344 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit