🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.84 AU - 0.9 AU

Year: 301 Days

Day: 46.2 Hours

Environment

Temp: 153 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.76 AU - 1 AU

Year: 306 Days

Day: 38.7 Hours

Environment

Temp: 89 °C

Axial Tilt: 13.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.87 AU - 2.97 AU

Year: 1396 Days

Day: 21.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.43 AU - 3.89 AU

Year: 2083 Days

Day: 26.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,215,516 km

• M1: 171,589 km (0.105 R)
• M2: 224,546 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.56 AU - 3.92 AU

Year: 2163 Days

Day: 19.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.6 AU - 4.1 AU

Year: 2274 Days

Day: 28.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.6

Radius: 8.7

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 9.64 AU - 10.78 AU

Year: 12099 Days

Day: 5.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,215,516 km

• M1: 108,159 km (0.096 R)
• M2: 554,859 km (0.082 R)
• M3: 841,488 km (0.08 R)
• M4: 1,206,058 km (0.085 R)
• M5: 1,572,423 km (0.093 R)
• M6: 2,064,002 km (0.072 R)
• M7: 2,472,554 km (0.119 R)
• M8: 3,329,749 km (0.107 R)
• M9: 3,786,920 km (0.068 R)
• M10: 4,058,740 km (0.071 R)
• M11: 7,007,015 km (0.117 R)
• M12: 7,587,454 km (0.09 R)
• M13: 9,472,388 km (0.08 R)
• M14: 11,424,191 km (0.102 R)
• M15: 15,964,038 km (0.1 R)
• M16: 17,710,892 km (0.105 R)
• M17: 22,451,648 km (0.073 R)
• M18: 24,264,775 km (0.106 R)
• M19: 24,827,263 km (0.083 R)
• M20: 25,398,427 km (0.106 R)
• M21: 26,271,630 km (0.112 R)
• M22: 30,939,682 km (0.101 R)
• M23: 36,011,050 km (0.105 R)
• M24: 40,551,794 km (0.094 R)
• M25: 42,280,996 km (0.027 R)
• M26: 43,232,289 km (0.119 R)
• M27: 47,035,216 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.8

Radius: 14.8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 8.14 AU - 12.66 AU

Year: 12438 Days

Day: 11.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,215,516 km

• M1: 184,005 km (0.056 R)
• M2: 841,787 km (0.103 R)
• M3: 1,785,899 km (0.099 R)
• M4: 2,304,256 km (0.087 R)
• M5: 4,760,055 km (0.091 R)
• M6: 5,409,609 km (0.05 R)
• M7: 10,516,282 km (0.054 R)
• M8: 12,360,075 km (0.099 R)
• M9: 13,861,440 km (0.093 R)
• M10: 16,757,654 km (0.083 R)
• M11: 19,519,081 km (0.088 R)
• M12: 21,826,329 km (0.071 R)
• M13: 28,162,248 km (0.109 R)
• M14: 46,727,643 km (0.068 R)
• M15: 51,648,216 km (0.12 R)
• M16: 52,639,003 km (0.118 R)
• M17: 54,148,744 km (0.11 R)
• M18: 61,209,914 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158

Radius: 8.2

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 9.66 AU - 13.72 AU

Year: 14823 Days

Day: 13.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,215,516 km

• M1: 102,325 km (0.098 R)
• M2: 371,751 km (0.12 R)
• M3: 662,419 km (0.111 R)
• M4: 1,031,477 km (0.092 R)
• M5: 2,243,220 km (0.108 R)
• M6: 2,504,867 km (0.075 R)
• M7: 3,835,989 km (0.108 R)
• M8: 5,461,070 km (0.055 R)
• M9: 6,170,463 km (0.095 R)
• M10: 7,309,950 km (0.118 R)
• M11: 12,033,354 km (0.102 R)
• M12: 13,007,535 km (0.108 R)
• M13: 16,832,902 km (0.103 R)
• M14: 18,893,463 km (0.097 R)
• M15: 23,016,231 km (0.115 R)
• M16: 26,970,851 km (0.076 R)
• M17: 29,108,155 km (0.111 R)
• M18: 30,463,213 km (0.105 R)
• M19: 37,083,517 km (0.114 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 10,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit