🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.83 AU - 0.99 AU

Year: 327 Days

Day: 33.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.23 AU - 1.33 AU

Year: 546 Days

Day: 39 Hours

Environment

Temp: -30 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.32 AU - 1.82 AU

Year: 741 Days

Day: 36.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.1

Radius: 9.7

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.44 AU - 5.5 AU

Year: 4174 Days

Day: 5.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,649,226 km

• M1: 120,576 km (0.109 R)
• M2: 638,633 km (0.079 R)
• M3: 969,245 km (0.101 R)
• M4: 1,306,289 km (0.052 R)
• M5: 1,892,263 km (0.097 R)
• M6: 2,471,506 km (0.08 R)
• M7: 3,198,851 km (0.082 R)
• M8: 3,640,464 km (0.098 R)
• M9: 4,410,594 km (0.06 R)
• M10: 5,405,719 km (0.113 R)
• M11: 7,082,113 km (0.056 R)
• M12: 7,588,502 km (0.083 R)
• M13: 8,150,690 km (0.105 R)
• M14: 10,377,155 km (0.1 R)
• M15: 11,508,564 km (0.112 R)
• M16: 12,763,391 km (0.075 R)
• M17: 13,245,695 km (0.1 R)
• M18: 14,670,465 km (0.091 R)
• M19: 15,891,931 km (0.051 R)
• M20: 18,480,423 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.8

Radius: 14.5

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.02 AU - 6.52 AU

Year: 4558 Days

Day: 6.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,649,226 km

• M1: 187,895 km (0.071 R)
• M2: 693,835 km (0.071 R)
• M3: 1,410,409 km (0.079 R)
• M4: 2,151,517 km (0.066 R)
• M5: 2,902,797 km (0.083 R)
• M6: 3,926,346 km (0.101 R)
• M7: 6,133,513 km (0.083 R)
• M8: 6,683,135 km (0.112 R)
• M9: 7,553,196 km (0.068 R)
• M10: 8,427,746 km (0.035 R)
• M11: 10,338,559 km (0.12 R)
• M12: 11,460,094 km (0.12 R)
• M13: 12,207,037 km (0.105 R)
• M14: 14,092,867 km (0.096 R)
• M15: 17,275,861 km (0.1 R)
• M16: 18,376,602 km (0.085 R)
• M17: 19,278,229 km (0.108 R)
• M18: 21,235,119 km (0.116 R)
• M19: 22,093,960 km (0.058 R)
• M20: 22,838,509 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.2

Radius: 11

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.97 AU - 7.81 AU

Year: 6813 Days

Day: 10.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,649,226 km

• M1: 138,079 km (0.086 R)
• M2: 752,926 km (0.114 R)
• M3: 1,391,260 km (0.119 R)
• M4: 1,746,555 km (0.092 R)
• M5: 2,511,150 km (0.069 R)
• M6: 3,721,546 km (0.079 R)
• M7: 4,249,178 km (0.112 R)
• M8: 6,262,017 km (0.105 R)
• M9: 7,854,187 km (0.075 R)
• M10: 9,123,226 km (0.119 R)
• M11: 18,473,392 km (0.098 R)
• M12: 19,533,592 km (0.074 R)
• M13: 20,494,011 km (0.025 R)
• M14: 21,630,057 km (0.104 R)
• M15: 22,213,489 km (0.09 R)
• M16: 22,732,593 km (0.037 R)
• M17: 25,370,153 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.3

Radius: 13.6

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.93 AU - 11.07 AU

Year: 10172 Days

Day: 14.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,649,226 km

• M1: 169,195 km (0.034 R)
• M2: 612,005 km (0.076 R)
• M3: 1,211,444 km (0.107 R)
• M4: 2,231,103 km (0.072 R)
• M5: 2,659,701 km (0.091 R)
• M6: 7,088,994 km (0.054 R)
• M7: 10,360,251 km (0.082 R)
• M8: 14,527,599 km (0.058 R)
• M9: 15,043,412 km (0.093 R)
• M10: 16,248,872 km (0.037 R)
• M11: 18,927,721 km (0.084 R)
• M12: 23,966,925 km (0.115 R)
• M13: 26,173,643 km (0.057 R)
• M14: 28,613,136 km (0.118 R)
• M15: 31,414,057 km (0.031 R)
• M16: 32,387,041 km (0.063 R)
• M17: 37,195,117 km (0.112 R)
• M18: 38,406,261 km (0.09 R)
• M19: 40,779,781 km (0.081 R)
• M20: 43,249,642 km (0.104 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 16,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit