🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.48 AU - 0.72 AU

Year: 175 Days

Day: 46 Hours

Environment

Temp: 125 °C

Axial Tilt: 42.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.34 AU - 1.64 AU

Year: 685 Days

Day: 39.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.49 AU - 1.91 AU

Year: 835 Days

Day: 20.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,409,537 km

• M1: 871,707 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.06 AU - 2.86 AU

Year: 1454 Days

Day: 34.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 99,409,537 km

• M1: 270,323 km (0.093 R)
• M2: 679,324 km (0.063 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.12 AU - 3.2 AU

Year: 2116 Days

Day: 30.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.6

Radius: 11.9

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.71 AU - 5.53 AU

Year: 4364 Days

Day: 9.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 99,409,537 km

• M1: 148,551 km (0.039 R)
• M2: 521,648 km (0.033 R)
• M3: 1,146,817 km (0.085 R)
• M4: 1,567,337 km (0.053 R)
• M5: 2,048,444 km (0.064 R)
• M6: 2,560,218 km (0.032 R)
• M7: 4,047,221 km (0.082 R)
• M8: 5,207,801 km (0.113 R)
• M9: 6,199,485 km (0.104 R)
• M10: 7,141,503 km (0.108 R)
• M11: 7,772,657 km (0.068 R)
• M12: 10,019,617 km (0.049 R)
• M13: 10,901,795 km (0.108 R)
• M14: 12,922,264 km (0.03 R)
• M15: 13,490,437 km (0.073 R)
• M16: 14,291,833 km (0.118 R)
• M17: 16,048,411 km (0.103 R)
• M18: 16,887,206 km (0.054 R)
• M19: 19,445,180 km (0.113 R)
• M20: 20,054,492 km (0.098 R)
• M21: 20,467,831 km (0.05 R)
• M22: 21,382,772 km (0.097 R)
• M23: 22,251,337 km (0.073 R)
• M24: 28,394,274 km (0.067 R)
• M25: 29,178,765 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.4

Radius: 9.8

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.76 AU - 10.04 AU

Year: 10857 Days

Day: 7.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 99,409,537 km

• M1: 121,922 km (0.092 R)
• M2: 736,321 km (0.12 R)
• M3: 1,568,833 km (0.097 R)
• M4: 2,071,781 km (0.106 R)
• M5: 3,576,885 km (0.1 R)
• M6: 3,916,921 km (0.112 R)
• M7: 4,278,499 km (0.072 R)
• M8: 5,264,947 km (0.119 R)
• M9: 5,671,704 km (0.118 R)
• M10: 7,304,565 km (0.09 R)
• M11: 8,029,367 km (0.095 R)
• M12: 12,040,833 km (0.111 R)
• M13: 13,359,539 km (0.066 R)
• M14: 17,442,663 km (0.057 R)
• M15: 18,970,057 km (0.116 R)
• M16: 20,009,463 km (0.101 R)
• M17: 23,993,554 km (0.085 R)
• M18: 26,859,101 km (0.081 R)
• M19: 27,660,197 km (0.039 R)
• M20: 28,683,896 km (0.095 R)
• M21: 32,578,527 km (0.113 R)
• M22: 39,443,872 km (0.116 R)
• M23: 40,478,641 km (0.051 R)
• M24: 44,799,027 km (0.09 R)
• M25: 45,500,791 km (0.089 R)
• M26: 46,352,451 km (0.103 R)
• M27: 48,528,203 km (0.025 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437.4

Radius: 3.8

Gravity: 30.29 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 11.33 AU - 13.69 AU

Year: 16669 Days

Day: 22.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 99,409,537 km

• M1: 48,470 km (0.118 R)
• M2: 280,346 km (0.085 R)
• M3: 1,163,273 km (0.087 R)
• M4: 2,407,479 km (0.03 R)
• M5: 2,820,668 km (0.12 R)
• M6: 3,593,490 km (0.091 R)
• M7: 3,842,122 km (0.106 R)
• M8: 4,689,444 km (0.086 R)
• M9: 8,059,585 km (0.079 R)
• M10: 9,641,284 km (0.07 R)
• M11: 10,339,158 km (0.116 R)
• M12: 11,301,521 km (0.09 R)
• M13: 11,477,448 km (0.067 R)
• M14: 12,508,626 km (0.036 R)
• M15: 13,337,697 km (0.064 R)
• M16: 16,944,801 km (0.101 R)
• M17: 17,563,987 km (0.069 R)
• M18: 18,601,897 km (0.097 R)
• M19: 22,510,141 km (0.047 R)
• M20: 23,257,831 km (0.083 R)
• M21: 24,507,871 km (0.116 R)
• M22: 26,517,419 km (0.081 R)
• M23: 28,094,630 km (0.106 R)
• M24: 29,844,925 km (0.101 R)
• M25: 35,529,195 km (0.074 R)
• M26: 40,509,907 km (0.07 R)
• M27: 45,639,318 km (0.099 R)
• M28: 50,865,520 km (0.08 R)
• M29: 51,024,991 km (0.078 R)
• M30: 54,618,332 km (0.054 R)
• M31: 55,120,981 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.8

Radius: 4.2

Gravity: 49.59 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 15.97 AU - 18.05 AU

Year: 26429 Days

Day: 22.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 99,409,537 km

• M1: 54,454 km (0.114 R)
• M2: 348,862 km (0.11 R)
• M3: 712,385 km (0.089 R)
• M4: 847,023 km (0.118 R)
• M5: 1,859,651 km (0.11 R)
• M6: 2,073,726 km (0.093 R)
• M7: 3,655,424 km (0.088 R)
• M8: 3,787,668 km (0.102 R)
• M9: 3,957,312 km (0.109 R)
• M10: 4,132,192 km (0.115 R)
• M11: 4,963,508 km (0.117 R)
• M12: 5,125,821 km (0.116 R)
• M13: 6,363,594 km (0.084 R)
• M14: 6,506,909 km (0.112 R)
• M15: 9,786,543 km (0.114 R)
• M16: 10,700,586 km (0.115 R)
• M17: 11,813,295 km (0.085 R)
• M18: 14,184,421 km (0.034 R)
• M19: 15,012,296 km (0.108 R)
• M20: 17,972,539 km (0.089 R)
• M21: 18,452,449 km (0.048 R)
• M22: 18,646,926 km (0.097 R)
• M23: 19,437,999 km (0.097 R)
• M24: 22,493,685 km (0.056 R)
• M25: 27,590,934 km (0.053 R)
• M26: 29,139,571 km (0.106 R)
• M27: 31,987,615 km (0.044 R)
• M28: 32,692,071 km (0.118 R)
• M29: 36,369,935 km (0.109 R)
• M30: 41,301,429 km (0.12 R)
• M31: 42,136,484 km (0.117 R)
• M32: 44,534,239 km (0.082 R)
• M33: 55,438,129 km (0.11 R)
• M34: 69,624,943 km (0.105 R)
• M35: 78,179,847 km (0.1 R)
• M36: 78,688,929 km (0.1 R)
• M37: 80,746,947 km (0.052 R)
• M38: 84,167,203 km (0.088 R)
• M39: 91,013,699 km (0.04 R)
• M40: 95,584,811 km (0.097 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 13,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit