🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.54 AU - 0.88 AU

Year: 222 Days

Day: 33.2 Hours

Environment

Temp: 113 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.47 AU - 1.49 AU

Year: 668 Days

Day: 23.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.49 AU - 2.07 AU

Year: 881 Days

Day: 22.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 100,694,074 km

• M1: 305,928 km (0.093 R)
• M2: 1,326,784 km (0.046 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.48 AU - 5.42 AU

Year: 3481 Days

Day: 26.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.2

Radius: 8.3

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.02 AU - 7.68 AU

Year: 5934 Days

Day: 12 Hours

Environment

Temp: -156 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 100,694,074 km

• M1: 106,514 km (0.06 R)
• M2: 742,005 km (0.113 R)
• M3: 1,238,970 km (0.107 R)
• M4: 1,521,710 km (0.053 R)
• M5: 1,888,524 km (0.115 R)
• M6: 2,910,576 km (0.072 R)
• M7: 6,456,495 km (0.12 R)
• M8: 8,831,361 km (0.106 R)
• M9: 9,892,309 km (0.088 R)
• M10: 10,191,953 km (0.12 R)
• M11: 14,715,494 km (0.113 R)
• M12: 16,860,578 km (0.115 R)
• M13: 17,288,577 km (0.077 R)
• M14: 19,807,656 km (0.108 R)
• M15: 21,331,609 km (0.117 R)
• M16: 22,488,001 km (0.117 R)
• M17: 24,377,721 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.5

Radius: 12.7

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 7.72 AU - 7.78 AU

Year: 8001 Days

Day: 11.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 100,694,074 km

• M1: 161,715 km (0.118 R)
• M2: 830,567 km (0.072 R)
• M3: 1,688,960 km (0.076 R)
• M4: 2,933,165 km (0.091 R)
• M5: 4,828,271 km (0.067 R)
• M6: 5,633,257 km (0.111 R)
• M7: 7,134,622 km (0.102 R)
• M8: 10,144,232 km (0.076 R)
• M9: 11,617,771 km (0.097 R)
• M10: 17,495,321 km (0.078 R)
• M11: 20,422,952 km (0.12 R)
• M12: 21,338,191 km (0.049 R)
• M13: 24,332,692 km (0.105 R)
• M14: 25,798,302 km (0.096 R)
• M15: 26,329,524 km (0.087 R)
• M16: 32,560,126 km (0.111 R)
• M17: 35,089,377 km (0.054 R)
• M18: 37,860,528 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.4

Radius: 9.4

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.54 AU - 8.7 AU

Year: 9386 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 100,694,074 km

• M1: 122,820 km (0.082 R)
• M2: 828,024 km (0.072 R)
• M3: 1,257,669 km (0.085 R)
• M4: 2,692,462 km (0.104 R)
• M5: 4,470,284 km (0.066 R)
• M6: 4,849,065 km (0.073 R)
• M7: 5,186,259 km (0.083 R)
• M8: 5,771,935 km (0.061 R)
• M9: 6,115,860 km (0.115 R)
• M10: 7,590,746 km (0.071 R)
• M11: 8,786,781 km (0.086 R)
• M12: 14,088,679 km (0.07 R)
• M13: 15,423,540 km (0.065 R)
• M14: 27,405,582 km (0.111 R)
• M15: 34,380,583 km (0.072 R)
• M16: 35,858,610 km (0.085 R)
• M17: 39,676,497 km (0.084 R)
• M18: 42,324,230 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.6

Radius: 6.6

Gravity: 19.71 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 14.03 AU - 21.01 AU

Year: 27196 Days

Day: 20 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 100,694,074 km

• M1: 82,129 km (0.038 R)
• M2: 335,099 km (0.044 R)
• M3: 740,061 km (0.08 R)
• M4: 1,138,889 km (0.118 R)
• M5: 1,490,444 km (0.116 R)
• M6: 3,535,895 km (0.095 R)
• M7: 4,071,456 km (0.063 R)
• M8: 4,358,983 km (0.083 R)
• M9: 6,189,014 km (0.033 R)
• M10: 7,915,223 km (0.098 R)
• M11: 10,263,461 km (0.104 R)
• M12: 11,631,384 km (0.105 R)
• M13: 17,004,640 km (0.107 R)
• M14: 18,228,650 km (0.114 R)
• M15: 19,611,383 km (0.034 R)
• M16: 24,763,684 km (0.11 R)
• M17: 25,000,946 km (0.058 R)
• M18: 25,480,108 km (0.118 R)
• M19: 27,205,719 km (0.106 R)
• M20: 27,712,706 km (0.069 R)
• M21: 29,670,045 km (0.043 R)
• M22: 31,717,741 km (0.088 R)
• M23: 34,297,107 km (0.116 R)
• M24: 34,740,066 km (0.119 R)
• M25: 36,244,572 km (0.077 R)
• M26: 37,792,012 km (0.12 R)
• M27: 41,852,248 km (0.064 R)
• M28: 42,527,832 km (0.087 R)
• M29: 50,635,588 km (0.103 R)
• M30: 53,948,433 km (0.095 R)
• M31: 58,867,361 km (0.113 R)
• M32: 59,290,274 km (0.067 R)
• M33: 61,002,272 km (0.112 R)
• M34: 71,010,369 km (0.047 R)
• M35: 76,904,525 km (0.094 R)
• M36: 78,427,432 km (0.084 R)
• M37: 82,851,190 km (0.087 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 12,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit