🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.56 AU - 0.86 AU

Year: 213 Days

Day: 18.3 Hours

Environment

Temp: 201 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.02 AU - 1.7 AU

Year: 565 Days

Day: 22.7 Hours

Environment

Temp: -12 °C

Axial Tilt: 10.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.77 AU - 2.31 AU

Year: 1039 Days

Day: 36.7 Hours

Environment

Temp: -53 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.54 AU - 5.6 AU

Year: 3482 Days

Day: 25.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,264,140 km

• M1: 38,895 km (0.114 R)
• M2: 1,193,941 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.89 AU - 5.29 AU

Year: 3505 Days

Day: 25.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.8

Radius: 14.8

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.46 AU - 8.08 AU

Year: 6987 Days

Day: 13.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 70.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,264,140 km

• M1: 184,155 km (0.096 R)
• M2: 733,329 km (0.07 R)
• M3: 1,344,586 km (0.116 R)
• M4: 2,024,807 km (0.1 R)
• M5: 3,640,015 km (0.117 R)
• M6: 5,460,921 km (0.105 R)
• M7: 6,309,889 km (0.026 R)
• M8: 12,204,942 km (0.093 R)
• M9: 14,807,197 km (0.071 R)
• M10: 17,242,800 km (0.117 R)
• M11: 17,876,646 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.3

Radius: 8.3

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.7 AU - 9.28 AU

Year: 7307 Days

Day: 14.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 28,264,140 km

• M1: 103,223 km (0.102 R)
• M2: 381,923 km (0.093 R)
• M3: 816,505 km (0.101 R)
• M4: 1,446,312 km (0.074 R)
• M5: 1,737,130 km (0.087 R)
• M6: 2,004,013 km (0.09 R)
• M7: 2,420,643 km (0.108 R)
• M8: 2,914,316 km (0.099 R)
• M9: 3,316,435 km (0.082 R)
• M10: 3,926,196 km (0.06 R)
• M11: 4,636,337 km (0.083 R)
• M12: 5,398,538 km (0.049 R)
• M13: 6,379,003 km (0.054 R)
• M14: 6,984,725 km (0.065 R)
• M15: 7,589,399 km (0.094 R)
• M16: 8,946,252 km (0.096 R)
• M17: 15,559,675 km (0.073 R)
• M18: 17,527,784 km (0.095 R)
• M19: 18,500,769 km (0.082 R)
• M20: 19,363,051 km (0.039 R)
• M21: 20,478,153 km (0.118 R)
• M22: 22,511,637 km (0.057 R)
• M23: 24,762,038 km (0.093 R)
• M24: 26,074,909 km (0.088 R)
• M25: 27,990,061 km (0.1 R)
• M26: 28,459,649 km (0.092 R)
• M27: 29,221,700 km (0.081 R)
• M28: 35,050,033 km (0.118 R)
• M29: 36,257,587 km (0.119 R)
• M30: 36,591,639 km (0.093 R)
• M31: 37,948,492 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.5

Radius: 11.2

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.61 AU - 10.01 AU

Year: 8539 Days

Day: 14.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 28,264,140 km

• M1: 142,866 km (0.111 R)
• M2: 513,719 km (0.09 R)
• M3: 981,811 km (0.096 R)
• M4: 2,108,432 km (0.045 R)
• M5: 3,113,132 km (0.089 R)
• M6: 3,849,602 km (0.096 R)
• M7: 4,245,887 km (0.099 R)
• M8: 4,937,029 km (0.067 R)
• M9: 7,188,327 km (0.113 R)
• M10: 7,709,825 km (0.105 R)
• M11: 8,738,909 km (0.111 R)
• M12: 10,101,746 km (0.078 R)
• M13: 12,095,885 km (0.049 R)
• M14: 14,215,238 km (0.101 R)
• M15: 14,717,887 km (0.107 R)
• M16: 15,232,354 km (0.108 R)
• M17: 15,626,096 km (0.106 R)
• M18: 16,161,656 km (0.103 R)
• M19: 16,709,334 km (0.102 R)
• M20: 17,057,897 km (0.06 R)
• M21: 18,133,057 km (0.086 R)
• M22: 20,259,740 km (0.058 R)
• M23: 21,301,690 km (0.074 R)
• M24: 22,547,840 km (0.112 R)
• M25: 23,929,975 km (0.086 R)
• M26: 24,284,222 km (0.113 R)
• M27: 26,389,214 km (0.087 R)
• M28: 27,437,745 km (0.067 R)
• M29: 29,415,280 km (0.036 R)
• M30: 29,821,887 km (0.067 R)
• M31: 35,569,736 km (0.091 R)
• M32: 37,321,527 km (0.075 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.4

Radius: 12.8

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 11.01 AU - 11.71 AU

Year: 13648 Days

Day: 9.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,264,140 km

• M1: 159,172 km (0.118 R)
• M2: 964,457 km (0.082 R)
• M3: 1,594,414 km (0.109 R)
• M4: 2,197,144 km (0.077 R)
• M5: 2,737,342 km (0.098 R)
• M6: 3,365,503 km (0.11 R)
• M7: 3,800,235 km (0.084 R)
• M8: 4,367,061 km (0.105 R)
• M9: 4,937,927 km (0.087 R)
• M10: 6,475,942 km (0.032 R)
• M11: 7,735,855 km (0.057 R)
• M12: 10,346,338 km (0.086 R)
• M13: 13,599,344 km (0.106 R)
• M14: 14,765,908 km (0.096 R)
• M15: 17,056,252 km (0.09 R)
• M16: 18,858,457 km (0.054 R)
• M17: 20,922,160 km (0.079 R)
• M18: 24,484,683 km (0.083 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 11,953 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit