🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.52 AU - 0.82 AU

Year: 241 Days

Day: 28.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,760,361 km

• M1: 84,822 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.69 AU - 1.01 AU

Year: 345 Days

Day: 28.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,760,361 km

• M1: 587,620 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.35 AU - 1.65 AU

Year: 808 Days

Day: 43.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,760,361 km

• M1: 566,826 km (0.069 R)

Asteroid Belt

Center: 3.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.6

Radius: 11.9

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.24 AU - 5.44 AU

Year: 5426 Days

Day: 11.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,760,361 km

• M1: 151,842 km (0.092 R)
• M2: 862,432 km (0.099 R)
• M3: 2,332,081 km (0.106 R)
• M4: 2,719,390 km (0.079 R)
• M5: 3,260,186 km (0.117 R)
• M6: 4,396,681 km (0.072 R)
• M7: 5,456,582 km (0.093 R)
• M8: 6,233,594 km (0.034 R)
• M9: 7,905,200 km (0.119 R)
• M10: 9,739,569 km (0.115 R)
• M11: 10,798,274 km (0.072 R)
• M12: 11,619,416 km (0.105 R)
• M13: 15,702,241 km (0.093 R)
• M14: 16,586,664 km (0.088 R)
• M15: 18,154,001 km (0.099 R)
• M16: 19,066,249 km (0.097 R)
• M17: 19,881,407 km (0.07 R)
• M18: 24,092,288 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.6

Radius: 9.6

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.49 AU - 7.45 AU

Year: 6414 Days

Day: 11.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,760,361 km

• M1: 119,379 km (0.064 R)
• M2: 482,752 km (0.102 R)
• M3: 920,326 km (0.101 R)
• M4: 1,564,943 km (0.076 R)
• M5: 2,109,180 km (0.112 R)
• M6: 2,664,338 km (0.053 R)
• M7: 3,378,219 km (0.075 R)
• M8: 4,315,599 km (0.108 R)
• M9: 5,097,099 km (0.114 R)
• M10: 6,730,857 km (0.07 R)
• M11: 9,231,236 km (0.111 R)
• M12: 10,478,284 km (0.099 R)
• M13: 13,248,986 km (0.098 R)
• M14: 13,633,452 km (0.05 R)
• M15: 15,487,120 km (0.105 R)
• M16: 15,852,438 km (0.099 R)
• M17: 18,779,170 km (0.032 R)
• M18: 19,758,737 km (0.095 R)
• M19: 23,776,487 km (0.054 R)
• M20: 29,130,894 km (0.056 R)
• M21: 34,302,642 km (0.065 R)
• M22: 34,612,459 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.4

Radius: 12.1

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 6.83 AU - 8.59 AU

Year: 9413 Days

Day: 8.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,760,361 km

• M1: 150,944 km (0.119 R)
• M2: 759,359 km (0.056 R)
• M3: 1,153,100 km (0.116 R)
• M4: 1,597,256 km (0.06 R)
• M5: 2,911,773 km (0.104 R)
• M6: 3,437,310 km (0.103 R)
• M7: 5,172,197 km (0.114 R)
• M8: 5,863,339 km (0.111 R)
• M9: 8,240,898 km (0.064 R)
• M10: 10,525,856 km (0.106 R)
• M11: 14,394,158 km (0.054 R)
• M12: 15,225,622 km (0.098 R)
• M13: 16,199,056 km (0.077 R)
• M14: 17,854,207 km (0.098 R)
• M15: 19,369,035 km (0.105 R)
• M16: 23,849,790 km (0.029 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.7

Radius: 3.4

Gravity: 37.34 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 12.36 AU - 13.72 AU

Year: 20705 Days

Day: 24 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,760,361 km

• M1: 42,336 km (0.062 R)
• M2: 300,542 km (0.109 R)
• M3: 1,972,747 km (0.103 R)
• M4: 3,849,602 km (0.061 R)
• M5: 5,572,072 km (0.105 R)
• M6: 6,494,044 km (0.081 R)
• M7: 6,881,053 km (0.044 R)
• M8: 11,203,085 km (0.043 R)
• M9: 12,858,835 km (0.088 R)
• M10: 14,743,469 km (0.11 R)
• M11: 15,561,470 km (0.041 R)
• M12: 19,662,695 km (0.107 R)
• M13: 20,470,225 km (0.118 R)
• M14: 26,318,005 km (0.073 R)
• M15: 37,915,730 km (0.066 R)
• M16: 38,467,297 km (0.031 R)
• M17: 48,356,165 km (0.1 R)
• M18: 57,970,372 km (0.101 R)
• M19: 62,453,072 km (0.063 R)
• M20: 64,778,720 km (0.117 R)
• M21: 65,566,652 km (0.111 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 19,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit