🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.48 AU - 0.62 AU

Year: 151 Days

Day: 25.1 Hours

Environment

Temp: 156 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,599,093 km

• M1: 425,456 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.58 AU - 0.64 AU

Year: 177 Days

Day: 25.1 Hours

Environment

Temp: 185 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.66 AU - 1.08 AU

Year: 301 Days

Day: 25.3 Hours

Environment

Temp: 137 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.14 AU - 1.44 AU

Year: 543 Days

Day: 21.8 Hours

Environment

Temp: -17 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.32 AU - 1.74 AU

Year: 702 Days

Day: 14.2 Hours

Environment

Temp: -46 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.8 AU - 2.64 AU

Year: 1227 Days

Day: 46.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.3

Radius: 10.3

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 7.43 AU - 8.07 AU

Year: 8001 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,599,093 km

• M1: 128,056 km (0.108 R)
• M2: 576,999 km (0.113 R)
• M3: 902,674 km (0.077 R)
• M4: 1,373,907 km (0.062 R)
• M5: 1,703,471 km (0.088 R)
• M6: 2,447,720 km (0.112 R)
• M7: 4,254,863 km (0.115 R)
• M8: 6,844,701 km (0.089 R)
• M9: 7,592,391 km (0.092 R)
• M10: 8,210,829 km (0.108 R)
• M11: 10,059,709 km (0.084 R)
• M12: 10,517,478 km (0.05 R)
• M13: 10,915,558 km (0.058 R)
• M14: 11,323,811 km (0.086 R)
• M15: 12,249,822 km (0.036 R)
• M16: 13,861,440 km (0.073 R)
• M17: 15,423,989 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.1

Radius: 3.3

Gravity: 44.36 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 9.26 AU - 15.18 AU

Year: 15842 Days

Day: 16 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,599,093 km

• M1: 40,990 km (0.046 R)
• M2: 159,771 km (0.089 R)
• M3: 390,301 km (0.079 R)
• M4: 511,625 km (0.111 R)
• M5: 666,459 km (0.088 R)
• M6: 1,168,808 km (0.12 R)
• M7: 2,721,784 km (0.109 R)
• M8: 3,693,871 km (0.074 R)
• M9: 4,063,677 km (0.071 R)
• M10: 4,242,446 km (0.094 R)
• M11: 4,909,653 km (0.105 R)
• M12: 5,607,527 km (0.072 R)
• M13: 7,197,004 km (0.077 R)
• M14: 7,327,154 km (0.049 R)
• M15: 7,503,081 km (0.118 R)
• M16: 11,229,415 km (0.066 R)
• M17: 11,640,809 km (0.091 R)
• M18: 12,431,433 km (0.063 R)
• M19: 12,871,700 km (0.082 R)
• M20: 13,716,629 km (0.114 R)
• M21: 17,623,976 km (0.057 R)
• M22: 20,691,031 km (0.098 R)
• M23: 21,130,998 km (0.114 R)
• M24: 21,847,871 km (0.071 R)
• M25: 23,806,706 km (0.109 R)
• M26: 30,379,139 km (0.116 R)
• M27: 30,492,085 km (0.081 R)
• M28: 37,281,435 km (0.057 R)
• M29: 47,706,163 km (0.102 R)
• M30: 48,937,503 km (0.111 R)
• M31: 49,092,935 km (0.101 R)
• M32: 51,463,463 km (0.087 R)
• M33: 53,578,627 km (0.059 R)
• M34: 53,909,089 km (0.105 R)
• M35: 54,407,399 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437

Radius: 3.1

Gravity: 45.47 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 11.8 AU - 13.74 AU

Year: 16924 Days

Day: 19.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 58,599,093 km

• M1: 38,596 km (0.091 R)
• M2: 167,250 km (0.091 R)
• M3: 459,565 km (0.08 R)
• M4: 612,454 km (0.087 R)
• M5: 828,024 km (0.108 R)
• M6: 1,957,488 km (0.11 R)
• M7: 2,770,702 km (0.1 R)
• M8: 3,251,959 km (0.097 R)
• M9: 3,814,596 km (0.08 R)
• M10: 4,015,805 km (0.089 R)
• M11: 5,813,224 km (0.076 R)
• M12: 5,964,617 km (0.084 R)
• M13: 6,079,807 km (0.12 R)
• M14: 6,760,777 km (0.065 R)
• M15: 7,446,832 km (0.07 R)
• M16: 7,625,303 km (0.078 R)
• M17: 8,464,098 km (0.04 R)
• M18: 9,995,681 km (0.087 R)
• M19: 12,311,905 km (0.101 R)
• M20: 15,389,881 km (0.088 R)
• M21: 16,798,046 km (0.118 R)
• M22: 17,182,512 km (0.111 R)
• M23: 17,572,663 km (0.081 R)
• M24: 20,210,972 km (0.063 R)
• M25: 25,441,960 km (0.079 R)
• M26: 30,360,140 km (0.058 R)
• M27: 31,856,717 km (0.076 R)
• M28: 32,801,727 km (0.105 R)
• M29: 34,009,131 km (0.117 R)
• M30: 37,416,372 km (0.102 R)
• M31: 38,867,472 km (0.11 R)
• M32: 39,001,212 km (0.103 R)
• M33: 40,218,640 km (0.051 R)
• M34: 40,492,553 km (0.071 R)
• M35: 41,881,121 km (0.081 R)
• M36: 44,022,764 km (0.086 R)
• M37: 45,490,469 km (0.042 R)
• M38: 48,213,748 km (0.115 R)
• M39: 50,564,679 km (0.072 R)
• M40: 51,043,841 km (0.074 R)
• M41: 56,344,841 km (0.088 R)
• M42: 57,551,348 km (0.092 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 18,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit