🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.68 AU - 0.76 AU

Year: 228 Days

Day: 13.6 Hours

Environment

Temp: 170 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 62,058,136 km

• M1: 80,633 km (0.051 R)
• M2: 114,442 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.87 AU - 1.01 AU

Year: 340 Days

Day: 23.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.99 AU - 1.03 AU

Year: 378 Days

Day: 19.8 Hours

Environment

Temp: 28 °C

Axial Tilt: 26.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.83 AU - 1.21 AU

Year: 384 Days

Day: 44.6 Hours

Environment

Temp: 13 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,058,136 km

• M1: 443,857 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.11 AU - 1.31 AU

Year: 496 Days

Day: 27.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,058,136 km

• M1: 143,614 km (0.102 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.26 AU - 2.96 AU

Year: 1572 Days

Day: 13.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.47 AU - 3.03 AU

Year: 1700 Days

Day: 34.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 48.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,058,136 km

• M1: 954,584 km (0.092 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.57 AU - 4.71 AU

Year: 3140 Days

Day: 33.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,058,136 km

• M1: 1,682,527 km (0.119 R)

Asteroid Belt

Center: 6.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.6

Radius: 11.7

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.48 AU - 10.7 AU

Year: 9385 Days

Day: 13.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,058,136 km

• M1: 145,559 km (0.098 R)
• M2: 575,353 km (0.116 R)
• M3: 953,986 km (0.077 R)
• M4: 1,659,340 km (0.06 R)
• M5: 2,323,704 km (0.082 R)
• M6: 3,485,930 km (0.058 R)
• M7: 4,550,767 km (0.109 R)
• M8: 5,549,483 km (0.057 R)
• M9: 6,030,141 km (0.118 R)
• M10: 6,841,559 km (0.09 R)
• M11: 11,042,567 km (0.119 R)
• M12: 11,583,812 km (0.099 R)
• M13: 13,618,493 km (0.071 R)
• M14: 16,154,775 km (0.072 R)
• M15: 17,281,097 km (0.078 R)
• M16: 21,387,260 km (0.093 R)
• M17: 22,658,093 km (0.117 R)
• M18: 23,888,985 km (0.086 R)
• M19: 29,158,570 km (0.106 R)
• M20: 29,880,529 km (0.076 R)
• M21: 34,464,357 km (0.064 R)
• M22: 35,621,048 km (0.077 R)
• M23: 37,283,829 km (0.102 R)
• M24: 38,134,292 km (0.115 R)
• M25: 41,148,540 km (0.071 R)
• M26: 42,581,837 km (0.066 R)
• M27: 46,519,552 km (0.094 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.7

Radius: 9.4

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.6 AU - 12.52 AU

Year: 13712 Days

Day: 5.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,058,136 km

• M1: 206,295 km (0.075 R)
• M2: 597,643 km (0.116 R)
• M3: 962,513 km (0.082 R)
• M4: 1,377,198 km (0.106 R)
• M5: 4,051,410 km (0.085 R)
• M6: 5,575,213 km (0.114 R)
• M7: 7,271,205 km (0.051 R)
• M8: 7,952,772 km (0.104 R)
• M9: 9,028,830 km (0.091 R)
• M10: 9,390,857 km (0.078 R)
• M11: 11,648,438 km (0.051 R)
• M12: 13,164,463 km (0.075 R)
• M13: 19,082,256 km (0.098 R)
• M14: 25,832,411 km (0.113 R)
• M15: 27,956,700 km (0.115 R)
• M16: 31,475,392 km (0.098 R)
• M17: 33,279,393 km (0.046 R)
• M18: 34,144,517 km (0.109 R)
• M19: 36,307,702 km (0.081 R)
• M20: 38,560,796 km (0.088 R)
• M21: 41,755,159 km (0.042 R)
• M22: 45,573,795 km (0.115 R)
• M23: 52,223,869 km (0.112 R)
• M24: 52,555,826 km (0.082 R)
• M25: 52,889,130 km (0.099 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 19,427 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit