🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.44 AU - 0.66 AU

Year: 143 Days

Day: 19 Hours

Environment

Temp: 199 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.22 AU - 1.78 AU

Year: 643 Days

Day: 18.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 83,943,418 km

• M1: 16,306 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.47 AU - 2.07 AU

Year: 824 Days

Day: 19.4 Hours

Environment

Temp: -36 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.43 AU - 3.21 AU

Year: 1657 Days

Day: 39.6 Hours

Environment

Temp: -88 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.39 AU - 3.97 AU

Year: 1984 Days

Day: 15.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.17 AU - 4.57 AU

Year: 2663 Days

Day: 19.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119

Radius: 9.2

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 7.26 AU - 11.9 AU

Year: 10373 Days

Day: 5.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,943,418 km

• M1: 114,742 km (0.098 R)
• M2: 464,053 km (0.07 R)
• M3: 1,758,373 km (0.098 R)
• M4: 2,392,070 km (0.056 R)
• M5: 2,805,858 km (0.027 R)
• M6: 3,629,394 km (0.081 R)
• M7: 4,881,827 km (0.119 R)
• M8: 6,370,625 km (0.081 R)
• M9: 7,438,156 km (0.092 R)
• M10: 9,237,220 km (0.065 R)
• M11: 11,907,243 km (0.046 R)
• M12: 15,495,647 km (0.076 R)
• M13: 16,757,804 km (0.075 R)
• M14: 17,963,264 km (0.085 R)
• M15: 19,290,346 km (0.091 R)
• M16: 22,783,606 km (0.044 R)
• M17: 26,277,165 km (0.099 R)
• M18: 27,081,254 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.8

Radius: 9.3

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 10.85 AU - 14.87 AU

Year: 16134 Days

Day: 13 Hours

Environment

Temp: -185 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,943,418 km

• M1: 119,977 km (0.107 R)
• M2: 921,523 km (0.114 R)
• M3: 1,813,874 km (0.073 R)
• M4: 2,556,777 km (0.103 R)
• M5: 4,551,066 km (0.085 R)
• M6: 12,791,216 km (0.116 R)
• M7: 13,241,207 km (0.069 R)
• M8: 17,918,384 km (0.111 R)
• M9: 20,624,759 km (0.115 R)
• M10: 28,417,312 km (0.087 R)
• M11: 28,798,936 km (0.039 R)
• M12: 32,492,508 km (0.06 R)
• M13: 38,899,186 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 455.3

Radius: 8

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 15.21 AU - 22.31 AU

Year: 28427 Days

Day: 23.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,943,418 km

• M1: 100,530 km (0.119 R)
• M2: 596,596 km (0.056 R)
• M3: 1,317,508 km (0.12 R)
• M4: 2,501,875 km (0.091 R)
• M5: 3,365,952 km (0.101 R)
• M6: 3,663,502 km (0.109 R)
• M7: 5,345,730 km (0.028 R)
• M8: 5,752,188 km (0.119 R)
• M9: 6,092,074 km (0.114 R)
• M10: 8,101,921 km (0.074 R)
• M11: 10,706,271 km (0.101 R)
• M12: 12,025,126 km (0.065 R)
• M13: 15,061,663 km (0.119 R)
• M14: 16,289,862 km (0.076 R)
• M15: 18,029,236 km (0.071 R)
• M16: 24,094,831 km (0.114 R)
• M17: 25,316,597 km (0.111 R)
• M18: 26,000,260 km (0.114 R)
• M19: 26,696,039 km (0.098 R)
• M20: 27,404,086 km (0.117 R)
• M21: 31,918,501 km (0.118 R)
• M22: 37,050,456 km (0.105 R)
• M23: 37,342,471 km (0.101 R)
• M24: 46,497,711 km (0.086 R)
• M25: 47,867,279 km (0.095 R)
• M26: 48,736,892 km (0.037 R)
• M27: 49,263,626 km (0.1 R)
• M28: 56,461,228 km (0.102 R)
• M29: 58,413,481 km (0.112 R)
• M30: 60,815,125 km (0.111 R)
• M31: 62,866,112 km (0.093 R)
• M32: 66,457,956 km (0.1 R)
• M33: 70,631,737 km (0.072 R)
• M34: 73,816,526 km (0.106 R)
• M35: 76,149,206 km (0.099 R)
• M36: 82,941,248 km (0.113 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 18,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit