🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.56 AU - 0.56 AU

Year: 160 Days

Day: 39.5 Hours

Environment

Temp: 135 °C

Axial Tilt: 31.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.56 AU - 0.65 AU

Year: 177 Days

Day: 32.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.68 AU - 0.86 AU

Year: 257 Days

Day: 38.6 Hours

Environment

Temp: 121 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.21 AU - 1.41 AU

Year: 571 Days

Day: 16.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.2 AU - 3.62 AU

Year: 1890 Days

Day: 14.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,465,975 km

• M1: 397,033 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.9

Radius: 14.8

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.76 AU - 7.38 AU

Year: 6413 Days

Day: 9.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,465,975 km

• M1: 184,005 km (0.113 R)
• M2: 744,997 km (0.108 R)
• M3: 1,605,484 km (0.103 R)
• M4: 2,356,316 km (0.098 R)
• M5: 3,313,144 km (0.106 R)
• M6: 4,490,479 km (0.092 R)
• M7: 5,304,441 km (0.057 R)
• M8: 6,409,222 km (0.084 R)
• M9: 8,153,383 km (0.106 R)
• M10: 9,073,560 km (0.087 R)
• M11: 9,667,014 km (0.098 R)
• M12: 11,752,110 km (0.07 R)
• M13: 13,899,587 km (0.094 R)
• M14: 15,930,528 km (0.107 R)
• M15: 17,304,584 km (0.098 R)
• M16: 19,097,215 km (0.11 R)
• M17: 24,805,272 km (0.113 R)
• M18: 31,752,447 km (0.094 R)
• M19: 33,024,179 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.3

Radius: 9

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.52 AU - 9.18 AU

Year: 8375 Days

Day: 13.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,465,975 km

• M1: 113,545 km (0.086 R)
• M2: 444,904 km (0.064 R)
• M3: 782,995 km (0.108 R)
• M4: 1,209,050 km (0.102 R)
• M5: 1,571,077 km (0.096 R)
• M6: 1,856,659 km (0.057 R)
• M7: 2,892,325 km (0.065 R)
• M8: 3,525,124 km (0.103 R)
• M9: 3,874,884 km (0.102 R)
• M10: 4,429,593 km (0.106 R)
• M11: 4,753,921 km (0.049 R)
• M12: 5,542,302 km (0.11 R)
• M13: 6,347,587 km (0.079 R)
• M14: 7,489,617 km (0.095 R)
• M15: 8,069,758 km (0.09 R)
• M16: 10,598,560 km (0.084 R)
• M17: 11,329,944 km (0.037 R)
• M18: 12,462,849 km (0.116 R)
• M19: 13,444,660 km (0.05 R)
• M20: 14,713,699 km (0.038 R)
• M21: 17,421,570 km (0.049 R)
• M22: 17,756,519 km (0.074 R)
• M23: 19,712,811 km (0.061 R)
• M24: 22,197,781 km (0.085 R)
• M25: 28,146,241 km (0.08 R)
• M26: 34,864,681 km (0.105 R)

Asteroid Belt

Center: 12.85 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.2

Radius: 7.4

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 17.58 AU - 18.12 AU

Year: 28718 Days

Day: 21.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,465,975 km

• M1: 92,003 km (0.099 R)
• M2: 354,996 km (0.061 R)
• M3: 1,058,106 km (0.034 R)
• M4: 1,595,312 km (0.111 R)
• M5: 2,258,928 km (0.085 R)
• M6: 2,689,620 km (0.081 R)
• M7: 3,625,654 km (0.079 R)
• M8: 4,023,734 km (0.093 R)
• M9: 4,518,753 km (0.103 R)
• M10: 5,165,614 km (0.052 R)
• M11: 6,687,025 km (0.063 R)
• M12: 9,524,597 km (0.076 R)
• M13: 12,937,822 km (0.06 R)
• M14: 13,866,975 km (0.091 R)
• M15: 18,917,548 km (0.088 R)
• M16: 19,371,578 km (0.103 R)
• M17: 25,290,866 km (0.116 R)
• M18: 27,082,002 km (0.098 R)
• M19: 27,427,124 km (0.093 R)
• M20: 28,479,844 km (0.079 R)
• M21: 31,545,105 km (0.052 R)
• M22: 34,959,227 km (0.118 R)
• M23: 38,902,926 km (0.097 R)
• M24: 40,081,907 km (0.047 R)
• M25: 45,036,589 km (0.107 R)
• M26: 53,030,949 km (0.045 R)
• M27: 59,176,430 km (0.091 R)
• M28: 62,921,612 km (0.103 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 13,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit