🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.49 AU - 0.53 AU

Year: 156 Days

Day: 27.6 Hours

Environment

Temp: 118 °C

Axial Tilt: 46.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.53 AU - 0.59 AU

Year: 179 Days

Day: 25.3 Hours

Environment

Temp: 40 °C

Axial Tilt: 35.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.59 AU - 2.21 AU

Year: 1120 Days

Day: 43.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.19 AU - 2.75 AU

Year: 1659 Days

Day: 16.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,598,909 km

• M1: 72,405 km (0.088 R)

Asteroid Belt

Center: 2.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470

Radius: 11.8

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.03 AU - 3.49 AU

Year: 2516 Days

Day: 10.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,598,909 km

• M1: 146,905 km (0.074 R)
• M2: 525,388 km (0.09 R)
• M3: 986,000 km (0.076 R)
• M4: 1,709,754 km (0.08 R)
• M5: 2,285,257 km (0.096 R)
• M6: 2,704,580 km (0.028 R)
• M7: 3,095,928 km (0.062 R)
• M8: 3,718,704 km (0.112 R)
• M9: 4,244,391 km (0.032 R)
• M10: 5,283,797 km (0.101 R)
• M11: 6,512,145 km (0.049 R)
• M12: 7,109,340 km (0.103 R)
• M13: 8,319,886 km (0.105 R)
• M14: 8,925,458 km (0.107 R)
• M15: 9,322,790 km (0.06 R)
• M16: 10,082,298 km (0.102 R)
• M17: 10,920,046 km (0.069 R)
• M18: 11,568,553 km (0.098 R)
• M19: 12,817,246 km (0.115 R)
• M20: 13,932,050 km (0.072 R)
• M21: 15,533,495 km (0.038 R)
• M22: 16,158,515 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.5

Radius: 8.9

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.12 AU - 4.3 AU

Year: 3693 Days

Day: 7.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,598,909 km

• M1: 110,702 km (0.039 R)
• M2: 574,755 km (0.084 R)
• M3: 866,321 km (0.093 R)
• M4: 1,457,682 km (0.063 R)
• M5: 2,075,072 km (0.048 R)
• M6: 2,566,651 km (0.104 R)
• M7: 3,080,669 km (0.11 R)
• M8: 3,524,526 km (0.108 R)
• M9: 4,182,308 km (0.033 R)
• M10: 4,563,782 km (0.092 R)
• M11: 5,042,196 km (0.103 R)
• M12: 5,501,162 km (0.072 R)
• M13: 5,904,478 km (0.074 R)
• M14: 7,653,577 km (0.101 R)
• M15: 8,329,759 km (0.075 R)
• M16: 9,008,335 km (0.106 R)
• M17: 10,638,802 km (0.086 R)
• M18: 12,366,358 km (0.095 R)
• M19: 13,201,713 km (0.04 R)
• M20: 14,123,685 km (0.086 R)
• M21: 14,625,885 km (0.062 R)
• M22: 15,666,039 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.5

Radius: 13.5

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.56 AU - 5.7 AU

Year: 4259 Days

Day: 10.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,598,909 km

• M1: 169,345 km (0.112 R)
• M2: 951,293 km (0.086 R)
• M3: 1,949,111 km (0.085 R)
• M4: 2,891,727 km (0.061 R)
• M5: 3,832,697 km (0.08 R)
• M6: 4,660,572 km (0.096 R)
• M7: 5,777,470 km (0.105 R)
• M8: 10,529,745 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28

Radius: 9.8

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 6.67 AU - 7.57 AU

Year: 8122 Days

Day: 11.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,598,909 km

• M1: 121,922 km (0.115 R)
• M2: 677,080 km (0.077 R)
• M3: 1,536,370 km (0.118 R)
• M4: 2,328,790 km (0.067 R)
• M5: 2,989,713 km (0.114 R)
• M6: 3,309,105 km (0.114 R)
• M7: 3,753,710 km (0.069 R)
• M8: 4,294,057 km (0.115 R)
• M9: 4,682,563 km (0.096 R)
• M10: 5,850,174 km (0.111 R)
• M11: 6,552,387 km (0.107 R)
• M12: 7,336,728 km (0.079 R)
• M13: 9,409,706 km (0.112 R)
• M14: 12,302,181 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.9

Radius: 14.4

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.47 AU - 7.87 AU

Year: 8207 Days

Day: 7 Hours

Environment

Temp: -181 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,598,909 km

• M1: 179,069 km (0.077 R)
• M2: 1,019,659 km (0.092 R)
• M3: 1,592,320 km (0.093 R)
• M4: 2,362,150 km (0.057 R)
• M5: 3,005,870 km (0.051 R)
• M6: 5,292,473 km (0.109 R)
• M7: 6,162,684 km (0.069 R)
• M8: 7,051,744 km (0.109 R)
• M9: 7,585,958 km (0.116 R)
• M10: 11,279,380 km (0.086 R)
• M11: 12,610,053 km (0.078 R)
• M12: 13,113,899 km (0.118 R)
• M13: 14,043,051 km (0.12 R)
• M14: 15,582,264 km (0.085 R)
• M15: 25,265,734 km (0.078 R)
• M16: 26,068,177 km (0.108 R)
• M17: 29,645,062 km (0.11 R)
• M18: 30,738,772 km (0.08 R)
• M19: 34,506,694 km (0.081 R)
• M20: 35,605,789 km (0.108 R)
• M21: 39,279,614 km (0.064 R)
• M22: 40,115,866 km (0.079 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: 178 - 16,238 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit