🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.42 AU - 0.68 AU

Year: 154 Days

Day: 35.6 Hours

Environment

Temp: 129 °C

Axial Tilt: 154.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,530,640 km

• M1: 83,027 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.72 AU - 0.86 AU

Year: 266 Days

Day: 34.2 Hours

Environment

Temp: 141 °C

Axial Tilt: 29.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,530,640 km

• M1: 45,478 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.11 AU - 1.33 AU

Year: 510 Days

Day: 34.4 Hours

Environment

Temp: -27 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,530,640 km

• M1: 165,754 km (0.1 R)
• M2: 399,576 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.34 AU - 2.22 AU

Year: 899 Days

Day: 24.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.84 AU - 2.06 AU

Year: 1031 Days

Day: 12.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,530,640 km

• M1: 1,493,735 km (0.105 R)

Asteroid Belt

Center: 3.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450

Radius: 8.2

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.27 AU - 4.39 AU

Year: 3413 Days

Day: 6.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,530,640 km

• M1: 102,624 km (0.077 R)
• M2: 441,613 km (0.043 R)
• M3: 1,086,529 km (0.097 R)
• M4: 1,623,586 km (0.117 R)
• M5: 2,244,566 km (0.097 R)
• M6: 2,678,550 km (0.053 R)
• M7: 2,965,179 km (0.051 R)
• M8: 3,891,041 km (0.089 R)
• M9: 4,176,174 km (0.101 R)
• M10: 6,928,027 km (0.093 R)
• M11: 7,564,865 km (0.118 R)
• M12: 8,173,878 km (0.102 R)
• M13: 9,599,396 km (0.032 R)
• M14: 14,665,678 km (0.101 R)
• M15: 17,188,047 km (0.099 R)
• M16: 19,274,489 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.3

Radius: 10

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.01 AU - 5.01 AU

Year: 4247 Days

Day: 5.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,530,640 km

• M1: 299,645 km (0.095 R)
• M2: 841,488 km (0.104 R)
• M3: 1,746,406 km (0.12 R)
• M4: 2,320,562 km (0.11 R)
• M5: 3,413,674 km (0.076 R)
• M6: 4,977,271 km (0.049 R)
• M7: 5,512,981 km (0.114 R)
• M8: 6,530,845 km (0.111 R)
• M9: 9,758,867 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.4

Radius: 8.4

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.48 AU - 6.3 AU

Year: 4739 Days

Day: 11 Hours

Environment

Temp: -159 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,530,640 km

• M1: 109,206 km (0.086 R)
• M2: 533,765 km (0.062 R)
• M3: 876,943 km (0.116 R)
• M4: 1,563,597 km (0.051 R)
• M5: 1,872,068 km (0.044 R)
• M6: 2,658,504 km (0.028 R)
• M7: 3,593,640 km (0.07 R)
• M8: 4,406,704 km (0.097 R)
• M9: 5,075,407 km (0.104 R)
• M10: 6,926,531 km (0.085 R)
• M11: 7,189,674 km (0.038 R)
• M12: 8,606,964 km (0.088 R)
• M13: 9,153,295 km (0.08 R)
• M14: 9,758,718 km (0.105 R)
• M15: 12,364,713 km (0.071 R)
• M16: 12,927,799 km (0.085 R)
• M17: 15,600,664 km (0.106 R)
• M18: 16,724,144 km (0.075 R)
• M19: 19,017,181 km (0.065 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.5

Radius: 10.7

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.37 AU - 14.03 AU

Year: 15157 Days

Day: 13.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,530,640 km

• M1: 281,244 km (0.085 R)
• M2: 655,987 km (0.043 R)
• M3: 1,163,572 km (0.117 R)
• M4: 2,575,926 km (0.088 R)
• M5: 2,989,863 km (0.063 R)
• M6: 3,529,014 km (0.1 R)
• M7: 6,691,812 km (0.079 R)
• M8: 7,078,373 km (0.053 R)
• M9: 7,570,999 km (0.115 R)
• M10: 18,647,075 km (0.108 R)
• M11: 21,288,226 km (0.045 R)
• M12: 22,794,377 km (0.114 R)
• M13: 25,082,028 km (0.108 R)
• M14: 28,402,053 km (0.119 R)
• M15: 29,993,176 km (0.09 R)
• M16: 41,667,794 km (0.116 R)
• M17: 54,134,383 km (0.038 R)
• M18: 56,575,521 km (0.085 R)
• M19: 58,725,392 km (0.118 R)
• M20: 63,378,484 km (0.068 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 15,117 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit