🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.85 AU - 0.91 AU

Year: 313 Days

Day: 35.1 Hours

Environment

Temp: 36 °C

Axial Tilt: 106.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 92,270,940 km

• M1: 656,884 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.02 AU - 1.52 AU

Year: 542 Days

Day: 14.2 Hours

Environment

Temp: -37 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.19 AU - 1.79 AU

Year: 689 Days

Day: 34.8 Hours

Environment

Temp: -55 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,270,940 km

• M1: 196,422 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.6

Radius: 12.6

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.72 AU - 8.82 AU

Year: 8203 Days

Day: 9.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 118.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 92,270,940 km

• M1: 283,338 km (0.106 R)
• M2: 902,225 km (0.117 R)
• M3: 1,812,827 km (0.119 R)
• M4: 3,740,396 km (0.117 R)
• M5: 4,209,534 km (0.11 R)
• M6: 4,634,841 km (0.094 R)
• M7: 7,174,714 km (0.074 R)
• M8: 11,267,412 km (0.119 R)
• M9: 15,363,253 km (0.114 R)
• M10: 19,110,530 km (0.071 R)
• M11: 19,545,111 km (0.08 R)
• M12: 21,583,083 km (0.079 R)
• M13: 23,593,080 km (0.08 R)
• M14: 33,199,657 km (0.055 R)
• M15: 36,756,346 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.9

Radius: 8.8

Gravity: 12.64 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 9.63 AU - 12.93 AU

Year: 14349 Days

Day: 6.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 92,270,940 km

• M1: 121,473 km (0.106 R)
• M2: 587,321 km (0.118 R)
• M3: 1,180,926 km (0.095 R)
• M4: 1,489,396 km (0.094 R)
• M5: 2,781,024 km (0.105 R)
• M6: 3,335,584 km (0.108 R)
• M7: 4,465,347 km (0.1 R)
• M8: 5,117,743 km (0.115 R)
• M9: 7,048,902 km (0.093 R)
• M10: 8,127,952 km (0.038 R)
• M11: 10,967,618 km (0.066 R)
• M12: 11,959,751 km (0.097 R)
• M13: 13,146,212 km (0.118 R)
• M14: 13,558,504 km (0.059 R)
• M15: 16,931,786 km (0.091 R)
• M16: 24,036,189 km (0.113 R)
• M17: 25,704,953 km (0.078 R)
• M18: 27,449,414 km (0.112 R)
• M19: 28,123,502 km (0.065 R)
• M20: 30,690,003 km (0.04 R)
• M21: 36,149,577 km (0.066 R)
• M22: 37,095,485 km (0.089 R)
• M23: 38,615,250 km (0.1 R)
• M24: 39,036,966 km (0.09 R)
• M25: 41,045,018 km (0.072 R)
• M26: 45,266,221 km (0.058 R)
• M27: 45,734,911 km (0.108 R)
• M28: 49,602,316 km (0.088 R)
• M29: 53,333,885 km (0.099 R)
• M30: 55,446,207 km (0.102 R)
• M31: 59,837,054 km (0.076 R)
• M32: 62,889,598 km (0.111 R)
• M33: 65,844,306 km (0.034 R)
• M34: 67,254,266 km (0.069 R)
• M35: 68,068,976 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.4

Radius: 9.8

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 9.57 AU - 13.49 AU

Year: 14828 Days

Day: 5.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 92,270,940 km

• M1: 121,922 km (0.054 R)
• M2: 436,527 km (0.117 R)
• M3: 790,625 km (0.106 R)
• M4: 1,472,193 km (0.087 R)
• M5: 2,337,616 km (0.054 R)
• M6: 3,734,711 km (0.119 R)
• M7: 5,472,290 km (0.091 R)
• M8: 7,012,101 km (0.105 R)
• M9: 9,725,058 km (0.1 R)
• M10: 10,688,469 km (0.092 R)
• M11: 11,103,154 km (0.04 R)
• M12: 11,652,178 km (0.064 R)
• M13: 14,101,245 km (0.099 R)
• M14: 14,456,689 km (0.104 R)
• M15: 14,890,972 km (0.114 R)
• M16: 19,726,574 km (0.102 R)
• M17: 24,379,965 km (0.044 R)
• M18: 24,789,414 km (0.113 R)
• M19: 27,784,962 km (0.098 R)
• M20: 29,600,781 km (0.088 R)
• M21: 32,966,733 km (0.086 R)
• M22: 37,386,752 km (0.116 R)
• M23: 39,456,588 km (0.097 R)
• M24: 40,734,453 km (0.091 R)
• M25: 41,311,302 km (0.098 R)
• M26: 43,823,350 km (0.093 R)
• M27: 48,019,720 km (0.079 R)
• M28: 62,967,090 km (0.047 R)
• M29: 63,738,267 km (0.117 R)
• M30: 65,102,749 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667

Radius: 6.9

Gravity: 14.01 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 12.09 AU - 12.53 AU

Year: 16358 Days

Day: 18.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 92,270,940 km

• M1: 85,869 km (0.059 R)
• M2: 387,159 km (0.086 R)
• M3: 628,760 km (0.051 R)
• M4: 951,592 km (0.071 R)
• M5: 1,562,999 km (0.079 R)
• M6: 1,882,240 km (0.065 R)
• M7: 2,326,247 km (0.05 R)
• M8: 3,032,798 km (0.041 R)
• M9: 3,729,026 km (0.079 R)
• M10: 4,023,435 km (0.069 R)
• M11: 4,526,832 km (0.068 R)
• M12: 4,862,380 km (0.066 R)
• M13: 5,214,234 km (0.095 R)
• M14: 5,620,990 km (0.062 R)
• M15: 6,048,541 km (0.075 R)
• M16: 6,331,730 km (0.113 R)
• M17: 7,741,091 km (0.082 R)
• M18: 8,721,406 km (0.118 R)
• M19: 10,458,387 km (0.11 R)
• M20: 13,206,051 km (0.114 R)
• M21: 15,259,282 km (0.118 R)
• M22: 16,322,773 km (0.061 R)
• M23: 20,707,038 km (0.076 R)
• M24: 26,028,534 km (0.057 R)
• M25: 27,433,407 km (0.1 R)
• M26: 33,686,149 km (0.078 R)
• M27: 38,850,417 km (0.062 R)
• M28: 44,670,672 km (0.07 R)
• M29: 46,523,891 km (0.097 R)
• M30: 55,148,357 km (0.098 R)
• M31: 59,096,993 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.5

Radius: 5.4

Gravity: 26.63 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 14.88 AU - 17.86 AU

Year: 25085 Days

Day: 24.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 92,270,940 km

• M1: 67,169 km (0.106 R)
• M2: 279,150 km (0.1 R)
• M3: 488,886 km (0.087 R)
• M4: 679,773 km (0.116 R)
• M5: 1,159,982 km (0.12 R)
• M6: 1,881,941 km (0.086 R)
• M7: 2,112,920 km (0.03 R)
• M8: 3,261,682 km (0.102 R)
• M9: 3,691,178 km (0.033 R)
• M10: 5,247,295 km (0.071 R)
• M11: 8,695,227 km (0.046 R)
• M12: 9,278,060 km (0.048 R)
• M13: 10,981,381 km (0.057 R)
• M14: 12,734,818 km (0.075 R)
• M15: 13,257,363 km (0.105 R)
• M16: 14,265,653 km (0.114 R)
• M17: 15,829,699 km (0.054 R)
• M18: 19,587,448 km (0.029 R)
• M19: 24,465,086 km (0.101 R)
• M20: 28,047,656 km (0.113 R)
• M21: 33,628,853 km (0.103 R)
• M22: 36,231,557 km (0.107 R)
• M23: 36,977,751 km (0.06 R)
• M24: 38,500,658 km (0.082 R)
• M25: 39,434,298 km (0.098 R)
• M26: 40,702,439 km (0.079 R)
• M27: 42,490,134 km (0.088 R)
• M28: 47,098,646 km (0.098 R)
• M29: 57,293,441 km (0.074 R)
• M30: 68,410,209 km (0.11 R)
• M31: 70,238,743 km (0.054 R)
• M32: 74,711,421 km (0.082 R)
• M33: 79,370,347 km (0.051 R)
• M34: 87,915,527 km (0.055 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 10,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit