🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.77 AU - 0.83 AU

Year: 271 Days

Day: 43.6 Hours

Environment

Temp: 168 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,690,081 km

• M1: 215,421 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.68 AU - 1 AU

Year: 292 Days

Day: 39.8 Hours

Environment

Temp: 48 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.15 AU - 1.55 AU

Year: 594 Days

Day: 28.2 Hours

Environment

Temp: -43 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.32 AU - 1.74 AU

Year: 717 Days

Day: 23.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 173 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,690,081 km

• M1: 110,553 km (0.09 R)
• M2: 382,223 km (0.065 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.53 AU - 1.73 AU

Year: 788 Days

Day: 16.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.3 AU - 4.82 AU

Year: 3098 Days

Day: 44.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.43 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.3

Radius: 13.3

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 10.52 AU - 11.08 AU

Year: 13443 Days

Day: 11.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,690,081 km

• M1: 165,455 km (0.045 R)
• M2: 928,255 km (0.073 R)
• M3: 1,520,962 km (0.111 R)
• M4: 3,039,679 km (0.114 R)
• M5: 4,469,236 km (0.109 R)
• M6: 5,585,386 km (0.087 R)
• M7: 6,347,737 km (0.098 R)
• M8: 6,879,707 km (0.032 R)
• M9: 7,441,447 km (0.119 R)
• M10: 8,365,363 km (0.117 R)
• M11: 8,805,331 km (0.104 R)
• M12: 10,000,917 km (0.038 R)
• M13: 10,723,026 km (0.108 R)
• M14: 13,494,177 km (0.099 R)
• M15: 14,100,946 km (0.06 R)
• M16: 20,763,436 km (0.118 R)
• M17: 22,873,814 km (0.112 R)
• M18: 23,447,073 km (0.096 R)
• M19: 24,423,797 km (0.118 R)
• M20: 29,157,672 km (0.079 R)
• M21: 31,917,155 km (0.111 R)
• M22: 32,995,456 km (0.082 R)
• M23: 34,720,768 km (0.102 R)
• M24: 35,605,640 km (0.072 R)
• M25: 36,376,069 km (0.112 R)
• M26: 49,783,927 km (0.098 R)
• M27: 55,924,322 km (0.082 R)
• M28: 56,443,277 km (0.071 R)
• M29: 59,086,372 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.8

Radius: 13.8

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 9.5 AU - 12.74 AU

Year: 14044 Days

Day: 8.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,690,081 km

• M1: 172,636 km (0.093 R)
• M2: 872,156 km (0.076 R)
• M3: 1,506,600 km (0.102 R)
• M4: 2,744,971 km (0.103 R)
• M5: 3,648,991 km (0.066 R)
• M6: 4,387,706 km (0.103 R)
• M7: 5,550,530 km (0.059 R)
• M8: 6,866,692 km (0.111 R)
• M9: 8,933,237 km (0.047 R)
• M10: 12,001,639 km (0.058 R)
• M11: 12,768,627 km (0.03 R)
• M12: 14,614,366 km (0.098 R)
• M13: 16,476,709 km (0.062 R)
• M14: 19,429,622 km (0.064 R)
• M15: 20,308,809 km (0.086 R)
• M16: 23,893,622 km (0.107 R)
• M17: 25,626,265 km (0.112 R)
• M18: 26,151,503 km (0.109 R)
• M19: 26,683,772 km (0.103 R)
• M20: 28,324,412 km (0.047 R)
• M21: 31,565,300 km (0.099 R)
• M22: 32,903,603 km (0.078 R)
• M23: 35,045,844 km (0.055 R)
• M24: 36,085,550 km (0.045 R)
• M25: 38,774,721 km (0.106 R)
• M26: 39,606,784 km (0.102 R)
• M27: 41,884,113 km (0.046 R)
• M28: 44,097,114 km (0.052 R)
• M29: 46,387,158 km (0.059 R)
• M30: 47,482,514 km (0.105 R)
• M31: 57,410,277 km (0.064 R)
• M32: 60,880,200 km (0.111 R)
• M33: 61,440,593 km (0.1 R)
• M34: 64,875,510 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.7

Radius: 3.5

Gravity: 56.14 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 13.61 AU - 18.79 AU

Year: 24696 Days

Day: 18.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,690,081 km

• M1: 51,462 km (0.067 R)
• M2: 537,804 km (0.073 R)
• M3: 798,553 km (0.097 R)
• M4: 1,601,894 km (0.073 R)
• M5: 1,711,848 km (0.078 R)
• M6: 2,030,043 km (0.084 R)
• M7: 3,193,316 km (0.07 R)
• M8: 3,309,254 km (0.094 R)
• M9: 8,354,143 km (0.061 R)
• M10: 9,377,543 km (0.096 R)
• M11: 9,736,577 km (0.102 R)
• M12: 10,868,435 km (0.106 R)
• M13: 16,793,109 km (0.119 R)
• M14: 17,321,937 km (0.099 R)
• M15: 24,336,282 km (0.063 R)
• M16: 35,560,012 km (0.11 R)
• M17: 48,901,450 km (0.037 R)
• M18: 49,977,806 km (0.1 R)
• M19: 53,490,364 km (0.098 R)
• M20: 57,758,990 km (0.118 R)
• M21: 58,961,458 km (0.084 R)
• M22: 61,208,866 km (0.086 R)
• M23: 82,031,693 km (0.087 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 14,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit