🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.65 AU - 0.75 AU

Year: 208 Days

Day: 31.5 Hours

Environment

Temp: 178 °C

Axial Tilt: 157.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.83 AU - 1.07 AU

Year: 328 Days

Day: 46.4 Hours

Environment

Temp: 108 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,853,095 km

• M1: 186,549 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.18 AU - 2.62 AU

Year: 1319 Days

Day: 44.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.73 AU - 3.15 AU

Year: 1788 Days

Day: 34.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.05 AU - 4.37 AU

Year: 2535 Days

Day: 23.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.8

Radius: 11.8

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.57 AU - 6.19 AU

Year: 4427 Days

Day: 7.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,853,095 km

• M1: 154,086 km (0.089 R)
• M2: 566,228 km (0.116 R)
• M3: 1,046,138 km (0.045 R)
• M4: 2,234,095 km (0.057 R)
• M5: 2,926,583 km (0.108 R)
• M6: 3,636,874 km (0.104 R)
• M7: 4,228,384 km (0.11 R)
• M8: 5,290,230 km (0.077 R)
• M9: 8,470,231 km (0.075 R)
• M10: 9,252,030 km (0.094 R)
• M11: 14,591,028 km (0.037 R)
• M12: 14,988,959 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.5

Radius: 11.6

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.74 AU - 7.66 AU

Year: 5477 Days

Day: 14.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,853,095 km

• M1: 144,512 km (0.101 R)
• M2: 576,101 km (0.083 R)
• M3: 1,115,402 km (0.111 R)
• M4: 1,814,772 km (0.117 R)
• M5: 2,315,775 km (0.1 R)
• M6: 2,873,625 km (0.091 R)
• M7: 3,421,602 km (0.046 R)
• M8: 4,680,020 km (0.114 R)
• M9: 5,178,929 km (0.108 R)
• M10: 6,254,388 km (0.068 R)
• M11: 6,736,542 km (0.119 R)
• M12: 7,407,039 km (0.113 R)
• M13: 8,586,469 km (0.056 R)
• M14: 10,048,339 km (0.114 R)
• M15: 11,580,371 km (0.059 R)
• M16: 20,372,088 km (0.094 R)
• M17: 21,434,084 km (0.027 R)
• M18: 23,596,521 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.8

Radius: 11.4

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.75 AU - 11.03 AU

Year: 9404 Days

Day: 5.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,853,095 km

• M1: 143,913 km (0.09 R)
• M2: 689,048 km (0.026 R)
• M3: 1,272,928 km (0.102 R)
• M4: 2,621,403 km (0.05 R)
• M5: 3,278,737 km (0.088 R)
• M6: 4,758,409 km (0.119 R)
• M7: 6,147,126 km (0.065 R)
• M8: 6,848,441 km (0.117 R)
• M9: 7,528,214 km (0.061 R)
• M10: 7,942,001 km (0.113 R)
• M11: 8,611,302 km (0.119 R)
• M12: 9,022,397 km (0.111 R)
• M13: 11,278,183 km (0.085 R)
• M14: 12,226,484 km (0.102 R)
• M15: 16,245,282 km (0.046 R)
• M16: 17,650,305 km (0.09 R)
• M17: 21,068,616 km (0.116 R)
• M18: 22,428,012 km (0.113 R)
• M19: 22,893,860 km (0.078 R)
• M20: 23,525,163 km (0.094 R)
• M21: 24,087,052 km (0.106 R)
• M22: 30,207,849 km (0.118 R)
• M23: 32,327,053 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.4

Radius: 6.9

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 15.17 AU - 23.79 AU

Year: 30501 Days

Day: 23.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,853,095 km

• M1: 103,671 km (0.081 R)
• M2: 702,063 km (0.108 R)
• M3: 1,947,315 km (0.114 R)
• M4: 2,896,664 km (0.052 R)
• M5: 3,346,654 km (0.093 R)
• M6: 4,123,965 km (0.067 R)
• M7: 6,585,897 km (0.105 R)
• M8: 8,098,780 km (0.037 R)
• M9: 11,406,987 km (0.106 R)
• M10: 14,225,710 km (0.065 R)
• M11: 15,598,121 km (0.105 R)
• M12: 16,316,490 km (0.118 R)
• M13: 19,139,552 km (0.097 R)
• M14: 22,572,972 km (0.081 R)
• M15: 25,077,241 km (0.073 R)
• M16: 29,652,243 km (0.117 R)
• M17: 32,263,324 km (0.115 R)
• M18: 36,115,469 km (0.079 R)
• M19: 37,937,571 km (0.108 R)
• M20: 39,967,614 km (0.067 R)
• M21: 43,146,569 km (0.077 R)
• M22: 48,308,593 km (0.079 R)
• M23: 48,812,738 km (0.028 R)
• M24: 54,228,630 km (0.071 R)
• M25: 59,838,251 km (0.09 R)
• M26: 72,193,688 km (0.113 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 11,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit