🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.59 AU - 0.75 AU

Year: 206 Days

Day: 24.7 Hours

Environment

Temp: 143 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.75 AU - 1.01 AU

Year: 309 Days

Day: 21.8 Hours

Environment

Temp: 49 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.91 AU - 4.47 AU

Year: 3214 Days

Day: 20.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.79 AU - 4.65 AU

Year: 3249 Days

Day: 33.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,789,992 km

• M1: 1,932,505 km (0.072 R)

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.2

Radius: 11.7

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.59 AU - 7.59 AU

Year: 7075 Days

Day: 8.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,789,992 km

• M1: 145,559 km (0.12 R)
• M2: 777,909 km (0.074 R)
• M3: 1,470,098 km (0.089 R)
• M4: 1,891,964 km (0.118 R)
• M5: 2,750,357 km (0.066 R)
• M6: 3,383,605 km (0.098 R)
• M7: 4,750,780 km (0.05 R)
• M8: 6,826,001 km (0.118 R)
• M9: 7,209,271 km (0.119 R)
• M10: 7,781,782 km (0.046 R)
• M11: 9,082,984 km (0.109 R)
• M12: 12,351,698 km (0.095 R)
• M13: 12,839,836 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.3

Radius: 12

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.96 AU - 11.84 AU

Year: 11673 Days

Day: 6.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 83,789,992 km

• M1: 149,299 km (0.032 R)
• M2: 567,574 km (0.108 R)
• M3: 1,118,094 km (0.104 R)
• M4: 1,597,705 km (0.055 R)
• M5: 2,015,383 km (0.077 R)
• M6: 2,527,007 km (0.051 R)
• M7: 3,814,447 km (0.096 R)
• M8: 4,603,725 km (0.071 R)
• M9: 5,256,121 km (0.084 R)
• M10: 6,349,831 km (0.074 R)
• M11: 7,117,268 km (0.098 R)
• M12: 7,501,884 km (0.039 R)
• M13: 8,220,253 km (0.06 R)
• M14: 10,271,091 km (0.069 R)
• M15: 10,652,715 km (0.027 R)
• M16: 11,271,452 km (0.048 R)
• M17: 13,272,622 km (0.063 R)
• M18: 15,714,808 km (0.058 R)
• M19: 22,918,843 km (0.114 R)
• M20: 29,035,600 km (0.07 R)
• M21: 36,537,784 km (0.036 R)
• M22: 39,388,820 km (0.099 R)
• M23: 41,967,738 km (0.11 R)
• M24: 43,086,580 km (0.098 R)
• M25: 45,529,962 km (0.11 R)
• M26: 51,960,128 km (0.105 R)
• M27: 53,739,146 km (0.115 R)
• M28: 54,396,030 km (0.032 R)
• M29: 56,398,846 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.4

Radius: 9.2

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 9.14 AU - 14.64 AU

Year: 15364 Days

Day: 12.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,789,992 km

• M1: 120,576 km (0.044 R)
• M2: 842,685 km (0.047 R)
• M3: 1,427,014 km (0.078 R)
• M4: 1,987,857 km (0.082 R)
• M5: 2,300,516 km (0.115 R)
• M6: 2,888,136 km (0.097 R)
• M7: 4,125,012 km (0.117 R)
• M8: 5,261,806 km (0.026 R)
• M9: 7,170,675 km (0.114 R)
• M10: 8,049,861 km (0.092 R)
• M11: 9,759,017 km (0.102 R)
• M12: 11,062,613 km (0.105 R)
• M13: 12,850,906 km (0.085 R)
• M14: 13,358,491 km (0.056 R)
• M15: 16,840,232 km (0.094 R)
• M16: 18,628,076 km (0.082 R)
• M17: 20,539,040 km (0.096 R)
• M18: 21,058,294 km (0.114 R)
• M19: 22,213,339 km (0.118 R)
• M20: 23,223,274 km (0.11 R)
• M21: 26,436,637 km (0.119 R)
• M22: 27,154,407 km (0.094 R)
• M23: 28,843,965 km (0.1 R)
• M24: 32,082,909 km (0.09 R)
• M25: 32,782,129 km (0.096 R)
• M26: 36,810,351 km (0.107 R)
• M27: 45,248,718 km (0.106 R)
• M28: 47,317,956 km (0.117 R)
• M29: 50,069,959 km (0.115 R)
• M30: 50,695,726 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818.6

Radius: 4.3

Gravity: 44.27 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 13.36 AU - 16.06 AU

Year: 21142 Days

Day: 16.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,789,992 km

• M1: 53,556 km (0.068 R)
• M2: 205,547 km (0.068 R)
• M3: 365,318 km (0.085 R)
• M4: 655,388 km (0.084 R)
• M5: 994,676 km (0.12 R)
• M6: 1,269,936 km (0.053 R)
• M7: 1,425,668 km (0.119 R)
• M8: 2,033,035 km (0.086 R)
• M9: 2,500,080 km (0.092 R)
• M10: 3,612,938 km (0.102 R)
• M11: 4,504,691 km (0.03 R)
• M12: 5,824,743 km (0.111 R)
• M13: 6,527,105 km (0.113 R)
• M14: 6,757,635 km (0.092 R)
• M15: 7,837,582 km (0.087 R)
• M16: 10,271,390 km (0.078 R)
• M17: 12,379,373 km (0.103 R)
• M18: 16,817,643 km (0.084 R)
• M19: 17,163,962 km (0.03 R)
• M20: 18,966,766 km (0.067 R)
• M21: 21,494,072 km (0.113 R)
• M22: 22,418,587 km (0.055 R)
• M23: 27,681,440 km (0.096 R)
• M24: 28,042,869 km (0.113 R)
• M25: 33,848,164 km (0.111 R)
• M26: 36,811,847 km (0.108 R)
• M27: 38,133,245 km (0.07 R)
• M28: 48,106,187 km (0.099 R)
• M29: 49,154,569 km (0.076 R)
• M30: 54,437,169 km (0.11 R)
• M31: 58,095,735 km (0.12 R)
• M32: 59,484,003 km (0.084 R)
• M33: 66,327,058 km (0.11 R)
• M34: 66,973,920 km (0.098 R)
• M35: 68,280,358 km (0.086 R)
• M36: 78,384,048 km (0.062 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 15,186 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit