🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.81 AU - 0.95 AU

Year: 302 Days

Day: 41.1 Hours

Environment

Temp: 172 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.2 AU - 1.42 AU

Year: 548 Days

Day: 32.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.3 AU - 1.74 AU

Year: 684 Days

Day: 20.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.45 AU - 2.65 AU

Year: 1487 Days

Day: 17.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.93 AU - 3.33 AU

Year: 2023 Days

Day: 40.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.1

Radius: 11.5

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.7 AU - 10.72 AU

Year: 11051 Days

Day: 9.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 85,535,963 km

• M1: 143,165 km (0.089 R)
• M2: 516,561 km (0.096 R)
• M3: 1,384,079 km (0.081 R)
• M4: 1,829,582 km (0.114 R)
• M5: 2,203,128 km (0.082 R)
• M6: 2,839,218 km (0.097 R)
• M7: 4,075,196 km (0.059 R)
• M8: 4,783,242 km (0.092 R)
• M9: 5,167,110 km (0.052 R)
• M10: 6,482,674 km (0.091 R)
• M11: 7,075,381 km (0.116 R)
• M12: 8,143,510 km (0.115 R)
• M13: 11,477,747 km (0.087 R)
• M14: 13,195,879 km (0.053 R)
• M15: 14,345,089 km (0.111 R)
• M16: 16,121,265 km (0.079 R)
• M17: 18,039,708 km (0.066 R)
• M18: 21,712,336 km (0.109 R)
• M19: 22,769,993 km (0.119 R)
• M20: 23,494,046 km (0.109 R)
• M21: 25,083,524 km (0.119 R)
• M22: 27,043,854 km (0.033 R)
• M23: 29,635,488 km (0.12 R)
• M24: 34,119,534 km (0.037 R)
• M25: 35,548,344 km (0.105 R)
• M26: 36,769,062 km (0.107 R)
• M27: 38,017,606 km (0.096 R)
• M28: 41,395,676 km (0.106 R)
• M29: 43,571,277 km (0.105 R)
• M30: 44,266,459 km (0.084 R)
• M31: 45,965,143 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.7

Radius: 6

Gravity: 23.85 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 12.44 AU - 17.57 AU

Year: 21219 Days

Day: 16.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,535,963 km

• M1: 74,649 km (0.06 R)
• M2: 417,378 km (0.081 R)
• M3: 777,460 km (0.071 R)
• M4: 1,045,839 km (0.118 R)
• M5: 1,268,141 km (0.099 R)
• M6: 2,331,184 km (0.035 R)
• M7: 2,664,338 km (0.025 R)
• M8: 3,111,187 km (0.047 R)
• M9: 5,450,299 km (0.092 R)
• M10: 5,781,060 km (0.065 R)
• M11: 6,949,120 km (0.07 R)
• M12: 7,948,733 km (0.116 R)
• M13: 8,320,334 km (0.084 R)
• M14: 10,045,048 km (0.057 R)
• M15: 10,797,226 km (0.091 R)
• M16: 15,129,431 km (0.113 R)
• M17: 18,308,984 km (0.113 R)
• M18: 21,294,359 km (0.103 R)
• M19: 23,708,271 km (0.047 R)
• M20: 26,298,707 km (0.093 R)
• M21: 26,885,729 km (0.105 R)
• M22: 28,823,171 km (0.075 R)
• M23: 34,487,545 km (0.099 R)
• M24: 43,405,523 km (0.104 R)
• M25: 44,060,313 km (0.055 R)
• M26: 47,606,830 km (0.087 R)
• M27: 49,538,288 km (0.092 R)
• M28: 56,417,995 km (0.068 R)
• M29: 59,178,823 km (0.119 R)
• M30: 62,235,407 km (0.1 R)
• M31: 74,342,063 km (0.101 R)
• M32: 84,323,981 km (0.11 R)
• M33: 84,832,465 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.8

Radius: 5

Gravity: 17.99 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 15.46 AU - 21.84 AU

Year: 29418 Days

Day: 24.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,535,963 km

• M1: 112,797 km (0.073 R)
• M2: 528,230 km (0.105 R)
• M3: 876,644 km (0.094 R)
• M4: 1,689,110 km (0.059 R)
• M5: 2,347,041 km (0.112 R)
• M6: 5,171,449 km (0.074 R)
• M7: 5,329,873 km (0.115 R)
• M8: 5,573,568 km (0.058 R)
• M9: 5,996,331 km (0.078 R)
• M10: 9,873,759 km (0.05 R)
• M11: 12,289,764 km (0.088 R)
• M12: 13,446,605 km (0.107 R)
• M13: 13,898,540 km (0.076 R)
• M14: 15,725,279 km (0.089 R)
• M15: 15,974,809 km (0.089 R)
• M16: 16,481,646 km (0.116 R)
• M17: 18,802,807 km (0.087 R)
• M18: 20,929,789 km (0.054 R)
• M19: 24,859,576 km (0.066 R)
• M20: 25,884,770 km (0.113 R)
• M21: 31,699,938 km (0.09 R)
• M22: 32,098,168 km (0.067 R)
• M23: 33,176,469 km (0.067 R)
• M24: 56,931,115 km (0.061 R)
• M25: 76,395,145 km (0.089 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: 548 - 17,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit