🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.41 AU - 0.61 AU

Year: 134 Days

Day: 33 Hours

Environment

Temp: 234 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.73 AU - 0.79 AU

Year: 244 Days

Day: 24.9 Hours

Environment

Temp: 94 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.33 AU - 1.51 AU

Year: 624 Days

Day: 47.7 Hours

Environment

Temp: -36 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.58 AU - 2.5 AU

Year: 1075 Days

Day: 17.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 160.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.33 AU - 2.45 AU

Year: 1363 Days

Day: 28.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.7

Radius: 11.5

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.13 AU - 7.17 AU

Year: 7054 Days

Day: 6.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,559,094 km

• M1: 143,016 km (0.119 R)
• M2: 797,656 km (0.082 R)
• M3: 1,267,543 km (0.105 R)
• M4: 1,635,853 km (0.059 R)
• M5: 2,076,718 km (0.101 R)
• M6: 3,181,199 km (0.106 R)
• M7: 4,052,457 km (0.108 R)
• M8: 5,505,650 km (0.086 R)
• M9: 6,026,401 km (0.07 R)
• M10: 8,071,703 km (0.1 R)
• M11: 8,831,660 km (0.104 R)
• M12: 9,777,866 km (0.082 R)
• M13: 10,396,753 km (0.117 R)
• M14: 13,714,385 km (0.104 R)
• M15: 15,232,354 km (0.1 R)
• M16: 15,612,632 km (0.046 R)
• M17: 17,680,075 km (0.059 R)
• M18: 18,100,445 km (0.116 R)
• M19: 19,253,994 km (0.068 R)
• M20: 19,999,440 km (0.084 R)
• M21: 20,841,527 km (0.086 R)
• M22: 26,581,148 km (0.112 R)
• M23: 28,835,289 km (0.112 R)
• M24: 35,133,509 km (0.067 R)
• M25: 36,585,057 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.3

Radius: 3.1

Gravity: 17.51 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 12.86 AU - 12.98 AU

Year: 17134 Days

Day: 19.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,559,094 km

• M1: 38,596 km (0.105 R)
• M2: 139,575 km (0.056 R)
• M3: 436,377 km (0.106 R)
• M4: 883,974 km (0.106 R)
• M5: 1,129,913 km (0.119 R)
• M6: 2,196,396 km (0.074 R)
• M7: 3,289,208 km (0.062 R)
• M8: 3,900,316 km (0.075 R)
• M9: 4,219,109 km (0.037 R)
• M10: 4,788,329 km (0.116 R)
• M11: 5,184,913 km (0.095 R)
• M12: 6,764,068 km (0.08 R)
• M13: 8,770,026 km (0.113 R)
• M14: 9,883,483 km (0.039 R)
• M15: 13,072,161 km (0.116 R)
• M16: 15,936,063 km (0.072 R)
• M17: 18,669,814 km (0.087 R)
• M18: 20,030,706 km (0.096 R)
• M19: 26,414,795 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.7

Radius: 4.6

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 15.71 AU - 21.91 AU

Year: 30100 Days

Day: 23.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,559,094 km

• M1: 57,745 km (0.106 R)
• M2: 212,429 km (0.059 R)
• M3: 527,482 km (0.095 R)
• M4: 1,299,258 km (0.108 R)
• M5: 1,445,714 km (0.102 R)
• M6: 1,619,846 km (0.039 R)
• M7: 2,395,810 km (0.111 R)
• M8: 2,594,925 km (0.071 R)
• M9: 3,154,421 km (0.096 R)
• M10: 4,508,281 km (0.114 R)
• M11: 5,094,107 km (0.075 R)
• M12: 5,499,367 km (0.077 R)
• M13: 5,807,240 km (0.085 R)
• M14: 6,249,451 km (0.08 R)
• M15: 9,603,435 km (0.111 R)
• M16: 12,623,966 km (0.059 R)
• M17: 15,454,358 km (0.065 R)
• M18: 16,855,641 km (0.119 R)
• M19: 17,918,833 km (0.073 R)
• M20: 18,939,240 km (0.087 R)
• M21: 25,994,126 km (0.055 R)
• M22: 26,424,669 km (0.066 R)
• M23: 32,710,322 km (0.099 R)
• M24: 43,292,427 km (0.059 R)
• M25: 49,102,210 km (0.079 R)
• M26: 54,003,335 km (0.111 R)
• M27: 66,551,605 km (0.111 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 14,994 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit