🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.55 AU - 0.77 AU

Year: 229 Days

Day: 41.3 Hours

Environment

Temp: 26 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,744,373 km

• M1: 34,557 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.34 AU - 1.68 AU

Year: 793 Days

Day: 40.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,744,373 km

• M1: 408,552 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.84 AU - 2.24 AU

Year: 1246 Days

Day: 40.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.8

Radius: 9.7

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.32 AU - 4.08 AU

Year: 3043 Days

Day: 11.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,744,373 km

• M1: 120,576 km (0.082 R)
• M2: 506,688 km (0.115 R)
• M3: 888,611 km (0.04 R)
• M4: 1,215,184 km (0.1 R)
• M5: 1,579,754 km (0.071 R)
• M6: 1,903,783 km (0.114 R)
• M7: 2,258,479 km (0.097 R)
• M8: 2,849,690 km (0.106 R)
• M9: 3,173,569 km (0.079 R)
• M10: 3,637,173 km (0.098 R)
• M11: 4,274,460 km (0.096 R)
• M12: 4,864,923 km (0.107 R)
• M13: 5,304,890 km (0.115 R)
• M14: 6,041,959 km (0.103 R)
• M15: 6,638,406 km (0.109 R)
• M16: 7,719,101 km (0.034 R)
• M17: 8,352,947 km (0.082 R)
• M18: 10,463,922 km (0.09 R)
• M19: 10,908,826 km (0.1 R)
• M20: 12,861,976 km (0.115 R)
• M21: 13,419,976 km (0.069 R)
• M22: 14,042,453 km (0.11 R)
• M23: 14,584,296 km (0.096 R)
• M24: 16,079,378 km (0.081 R)
• M25: 16,617,780 km (0.12 R)
• M26: 18,363,887 km (0.118 R)
• M27: 19,614,076 km (0.078 R)
• M28: 22,084,984 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754

Radius: 9

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.65 AU - 5.07 AU

Year: 4580 Days

Day: 12.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,744,373 km

• M1: 111,899 km (0.086 R)
• M2: 506,838 km (0.096 R)
• M3: 1,062,893 km (0.058 R)
• M4: 1,757,775 km (0.111 R)
• M5: 2,693,360 km (0.067 R)
• M6: 3,114,777 km (0.069 R)
• M7: 5,739,472 km (0.118 R)
• M8: 6,067,540 km (0.066 R)
• M9: 9,121,431 km (0.051 R)
• M10: 10,074,220 km (0.112 R)
• M11: 11,046,157 km (0.119 R)
• M12: 14,228,852 km (0.117 R)
• M13: 17,105,769 km (0.082 R)
• M14: 17,661,824 km (0.098 R)
• M15: 18,102,689 km (0.081 R)
• M16: 24,755,755 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.3

Radius: 12.2

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.95 AU - 8.89 AU

Year: 9528 Days

Day: 5.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,744,373 km

• M1: 152,141 km (0.116 R)
• M2: 720,314 km (0.118 R)
• M3: 1,217,577 km (0.039 R)
• M4: 2,054,428 km (0.085 R)
• M5: 3,111,187 km (0.032 R)
• M6: 3,937,715 km (0.11 R)
• M7: 6,025,503 km (0.116 R)
• M8: 7,586,258 km (0.059 R)
• M9: 8,722,902 km (0.111 R)
• M10: 9,125,919 km (0.113 R)
• M11: 10,711,956 km (0.032 R)
• M12: 11,122,751 km (0.104 R)
• M13: 12,418,418 km (0.071 R)
• M14: 13,454,533 km (0.085 R)
• M15: 13,872,809 km (0.12 R)
• M16: 20,757,453 km (0.101 R)
• M17: 22,884,585 km (0.058 R)
• M18: 25,333,951 km (0.114 R)
• M19: 26,903,531 km (0.096 R)
• M20: 28,341,466 km (0.046 R)
• M21: 28,733,413 km (0.06 R)
• M22: 29,830,115 km (0.074 R)
• M23: 31,684,380 km (0.082 R)
• M24: 32,212,909 km (0.078 R)
• M25: 32,854,834 km (0.107 R)
• M26: 33,723,998 km (0.075 R)
• M27: 35,735,491 km (0.077 R)
• M28: 36,887,095 km (0.102 R)
• M29: 40,862,808 km (0.067 R)
• M30: 41,867,956 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.9

Radius: 13.3

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 8.02 AU - 10.08 AU

Year: 11639 Days

Day: 5.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,744,373 km

• M1: 166,203 km (0.05 R)
• M2: 732,581 km (0.061 R)
• M3: 1,703,471 km (0.097 R)
• M4: 2,196,546 km (0.086 R)
• M5: 2,655,811 km (0.114 R)
• M6: 3,499,992 km (0.076 R)
• M7: 4,757,811 km (0.106 R)
• M8: 7,683,496 km (0.068 R)
• M9: 8,468,885 km (0.112 R)
• M10: 10,199,732 km (0.101 R)
• M11: 13,058,548 km (0.106 R)
• M12: 14,819,614 km (0.11 R)
• M13: 15,420,100 km (0.067 R)
• M14: 16,414,776 km (0.105 R)
• M15: 18,531,735 km (0.069 R)
• M16: 19,018,078 km (0.069 R)
• M17: 21,426,753 km (0.099 R)
• M18: 24,196,708 km (0.113 R)
• M19: 25,624,769 km (0.069 R)
• M20: 31,409,120 km (0.096 R)
• M21: 34,971,644 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.7

Radius: 5.8

Gravity: 13.84 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.86 AU - 13.08 AU

Year: 14483 Days

Day: 22.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,744,373 km

• M1: 72,256 km (0.057 R)
• M2: 272,717 km (0.108 R)
• M3: 522,845 km (0.045 R)
• M4: 736,321 km (0.075 R)
• M5: 934,388 km (0.114 R)
• M6: 1,821,204 km (0.104 R)
• M7: 3,443,444 km (0.114 R)
• M8: 3,951,029 km (0.042 R)
• M9: 6,807,002 km (0.095 R)
• M10: 7,346,153 km (0.079 R)
• M11: 8,048,216 km (0.109 R)
• M12: 12,975,371 km (0.108 R)
• M13: 13,289,527 km (0.114 R)
• M14: 13,480,414 km (0.099 R)
• M15: 14,064,294 km (0.066 R)
• M16: 14,329,082 km (0.058 R)
• M17: 15,491,907 km (0.07 R)
• M18: 15,774,497 km (0.088 R)
• M19: 17,314,308 km (0.072 R)
• M20: 19,683,938 km (0.057 R)
• M21: 21,465,798 km (0.092 R)
• M22: 27,658,402 km (0.114 R)
• M23: 28,494,355 km (0.098 R)
• M24: 30,991,144 km (0.092 R)
• M25: 34,702,368 km (0.052 R)
• M26: 35,920,244 km (0.095 R)
• M27: 36,539,729 km (0.037 R)
• M28: 52,193,052 km (0.057 R)
• M29: 52,828,094 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.2

Radius: 6.8

Gravity: 19.77 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 8.4 AU - 13.52 AU

Year: 15511 Days

Day: 20.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,744,373 km

• M1: 178,620 km (0.114 R)
• M2: 444,006 km (0.077 R)
• M3: 738,714 km (0.051 R)
• M4: 1,024,745 km (0.118 R)
• M5: 1,269,488 km (0.098 R)
• M6: 1,521,710 km (0.057 R)
• M7: 4,988,191 km (0.104 R)
• M8: 5,392,554 km (0.089 R)
• M9: 6,737,738 km (0.102 R)
• M10: 10,659,447 km (0.088 R)
• M11: 11,581,269 km (0.1 R)
• M12: 14,590,580 km (0.085 R)
• M13: 16,037,640 km (0.099 R)
• M14: 16,433,924 km (0.062 R)
• M15: 23,489,708 km (0.107 R)
• M16: 24,000,734 km (0.094 R)
• M17: 26,119,190 km (0.11 R)
• M18: 32,455,557 km (0.105 R)
• M19: 34,644,473 km (0.071 R)
• M20: 35,842,154 km (0.066 R)
• M21: 40,470,263 km (0.063 R)
• M22: 46,275,109 km (0.047 R)
• M23: 46,755,618 km (0.119 R)
• M24: 55,083,881 km (0.064 R)
• M25: 63,161,867 km (0.096 R)
• M26: 69,451,559 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.3

Radius: 5.3

Gravity: 14.71 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 12.49 AU - 16.89 AU

Year: 24069 Days

Day: 18.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,744,373 km

• M1: 66,421 km (0.083 R)
• M2: 256,860 km (0.099 R)
• M3: 435,779 km (0.088 R)
• M4: 621,579 km (0.053 R)
• M5: 2,047,845 km (0.087 R)
• M6: 3,868,003 km (0.077 R)
• M7: 7,140,157 km (0.093 R)
• M8: 9,706,807 km (0.101 R)
• M9: 13,596,352 km (0.086 R)
• M10: 14,246,355 km (0.087 R)
• M11: 15,922,001 km (0.048 R)
• M12: 16,481,497 km (0.114 R)
• M13: 18,152,505 km (0.072 R)
• M14: 18,851,426 km (0.076 R)
• M15: 20,489,373 km (0.083 R)
• M16: 26,078,350 km (0.087 R)
• M17: 36,583,860 km (0.1 R)
• M18: 37,838,238 km (0.077 R)
• M19: 39,121,040 km (0.076 R)
• M20: 42,074,700 km (0.085 R)
• M21: 46,941,568 km (0.097 R)
• M22: 51,995,882 km (0.096 R)
• M23: 61,790,204 km (0.12 R)
• M24: 69,734,449 km (0.109 R)
• M25: 71,875,643 km (0.091 R)
• M26: 72,309,178 km (0.061 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 14,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit