🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.8 AU - 0.96 AU

Year: 287 Days

Day: 43.2 Hours

Environment

Temp: 161 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,643,135 km

• M1: 132,993 km (0.12 R)
• M2: 319,092 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.19 AU - 1.87 AU

Year: 659 Days

Day: 36.4 Hours

Environment

Temp: -1 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 39,643,135 km

• M1: 225,594 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.16 AU - 2.28 AU

Year: 1152 Days

Day: 20.9 Hours

Environment

Temp: -54 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.7 AU - 3.56 AU

Year: 1928 Days

Day: 24 Hours

Environment

Temp: -84 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,643,135 km

• M1: 116,986 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.42 AU - 4.48 AU

Year: 3269 Days

Day: 22.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.6

Radius: 8.2

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.34 AU - 7.46 AU

Year: 5639 Days

Day: 14.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 39,643,135 km

• M1: 105,616 km (0.072 R)
• M2: 371,601 km (0.08 R)
• M3: 1,149,809 km (0.111 R)
• M4: 1,579,305 km (0.107 R)
• M5: 1,912,609 km (0.1 R)
• M6: 2,176,799 km (0.1 R)
• M7: 3,378,369 km (0.094 R)
• M8: 3,767,473 km (0.113 R)
• M9: 4,635,739 km (0.118 R)
• M10: 4,914,888 km (0.071 R)
• M11: 5,757,124 km (0.036 R)
• M12: 6,587,542 km (0.114 R)
• M13: 7,803,025 km (0.072 R)
• M14: 8,443,304 km (0.115 R)
• M15: 9,468,947 km (0.1 R)
• M16: 9,828,580 km (0.109 R)
• M17: 10,719,286 km (0.094 R)
• M18: 11,765,424 km (0.09 R)
• M19: 13,771,681 km (0.072 R)
• M20: 14,175,445 km (0.096 R)
• M21: 17,093,651 km (0.117 R)
• M22: 17,830,421 km (0.107 R)
• M23: 23,103,596 km (0.097 R)
• M24: 25,874,448 km (0.119 R)
• M25: 27,114,165 km (0.118 R)
• M26: 28,300,327 km (0.103 R)
• M27: 29,520,746 km (0.086 R)
• M28: 30,192,291 km (0.089 R)
• M29: 33,082,971 km (0.112 R)
• M30: 34,436,831 km (0.067 R)
• M31: 35,610,876 km (0.107 R)
• M32: 36,044,261 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.2

Radius: 12.5

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 9.6 AU - 13.32 AU

Year: 13510 Days

Day: 7 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 39,643,135 km

• M1: 156,031 km (0.115 R)
• M2: 1,358,947 km (0.069 R)
• M3: 3,308,357 km (0.105 R)
• M4: 4,017,301 km (0.091 R)
• M5: 4,423,459 km (0.087 R)
• M6: 6,684,332 km (0.036 R)
• M7: 8,133,636 km (0.076 R)
• M8: 8,550,117 km (0.11 R)
• M9: 9,527,290 km (0.101 R)
• M10: 10,962,682 km (0.101 R)
• M11: 12,598,684 km (0.05 R)
• M12: 13,157,582 km (0.082 R)
• M13: 15,141,249 km (0.096 R)
• M14: 15,916,166 km (0.041 R)
• M15: 16,569,759 km (0.074 R)
• M16: 17,853,159 km (0.089 R)
• M17: 18,798,169 km (0.089 R)
• M18: 20,788,120 km (0.099 R)
• M19: 23,282,964 km (0.101 R)
• M20: 24,410,932 km (0.118 R)
• M21: 28,118,416 km (0.104 R)
• M22: 31,050,235 km (0.082 R)
• M23: 32,071,091 km (0.112 R)
• M24: 32,647,791 km (0.081 R)
• M25: 33,349,105 km (0.088 R)
• M26: 35,759,426 km (0.056 R)
• M27: 38,025,984 km (0.083 R)
• M28: 41,330,601 km (0.069 R)
• M29: 42,427,303 km (0.116 R)
• M30: 46,419,022 km (0.078 R)
• M31: 53,509,214 km (0.032 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.1

Radius: 9.9

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 11.02 AU - 12.68 AU

Year: 14206 Days

Day: 12.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 119.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,643,135 km

• M1: 160,369 km (0.077 R)
• M2: 580,440 km (0.116 R)
• M3: 1,223,262 km (0.095 R)
• M4: 1,815,669 km (0.12 R)
• M5: 4,349,857 km (0.101 R)
• M6: 4,844,129 km (0.091 R)
• M7: 11,466,378 km (0.049 R)
• M8: 12,170,236 km (0.064 R)
• M9: 16,862,971 km (0.085 R)
• M10: 17,619,188 km (0.103 R)
• M11: 20,529,615 km (0.089 R)
• M12: 23,466,072 km (0.118 R)
• M13: 24,313,095 km (0.053 R)
• M14: 33,580,683 km (0.064 R)
• M15: 37,635,683 km (0.103 R)
• M16: 44,956,255 km (0.085 R)
• M17: 46,262,094 km (0.079 R)
• M18: 47,892,113 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.7

Radius: 7.2

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 11.22 AU - 16.84 AU

Year: 18301 Days

Day: 22.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,643,135 km

• M1: 93,648 km (0.028 R)
• M2: 540,048 km (0.119 R)
• M3: 1,434,793 km (0.114 R)
• M4: 1,799,962 km (0.108 R)
• M5: 2,697,698 km (0.034 R)
• M6: 3,300,578 km (0.116 R)
• M7: 3,622,213 km (0.062 R)
• M8: 4,355,392 km (0.075 R)
• M9: 4,714,577 km (0.04 R)
• M10: 5,398,389 km (0.114 R)
• M11: 5,944,870 km (0.071 R)
• M12: 6,492,398 km (0.039 R)
• M13: 12,039,188 km (0.086 R)
• M14: 13,482,807 km (0.025 R)
• M15: 15,667,086 km (0.08 R)
• M16: 18,217,580 km (0.043 R)
• M17: 22,380,290 km (0.11 R)
• M18: 24,380,414 km (0.108 R)
• M19: 24,985,537 km (0.05 R)
• M20: 31,802,263 km (0.117 R)
• M21: 36,525,068 km (0.097 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 15,699 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit