🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.46 AU - 0.6 AU

Year: 165 Days

Day: 37.8 Hours

Environment

Temp: 144 °C

Axial Tilt: 22.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,001,276 km

• M1: 57,745 km (0.117 R)

Asteroid Belt

Center: 2.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.5

Radius: 14.6

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.34 AU - 5.08 AU

Year: 4370 Days

Day: 6.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,001,276 km

• M1: 181,612 km (0.044 R)
• M2: 870,061 km (0.075 R)
• M3: 1,459,626 km (0.061 R)
• M4: 2,445,476 km (0.091 R)
• M5: 3,246,872 km (0.099 R)
• M6: 3,963,596 km (0.119 R)
• M7: 4,760,653 km (0.027 R)
• M8: 6,210,855 km (0.052 R)
• M9: 6,946,577 km (0.081 R)
• M10: 9,060,694 km (0.111 R)
• M11: 11,105,548 km (0.119 R)
• M12: 14,123,984 km (0.094 R)
• M13: 14,624,837 km (0.062 R)
• M14: 15,450,917 km (0.074 R)
• M15: 16,582,326 km (0.085 R)
• M16: 17,366,667 km (0.04 R)
• M17: 18,175,692 km (0.081 R)
• M18: 18,649,170 km (0.07 R)
• M19: 19,374,869 km (0.104 R)
• M20: 22,603,490 km (0.071 R)
• M21: 23,220,581 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809

Radius: 13.6

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.24 AU - 6.72 AU

Year: 5484 Days

Day: 14.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,001,276 km

• M1: 169,195 km (0.035 R)
• M2: 894,894 km (0.059 R)
• M3: 1,438,982 km (0.06 R)
• M4: 1,893,909 km (0.072 R)
• M5: 2,653,717 km (0.097 R)
• M6: 3,226,527 km (0.104 R)
• M7: 4,365,864 km (0.052 R)
• M8: 5,112,806 km (0.113 R)
• M9: 6,358,657 km (0.059 R)
• M10: 6,827,796 km (0.088 R)
• M11: 8,258,102 km (0.105 R)
• M12: 10,464,969 km (0.066 R)
• M13: 16,445,743 km (0.072 R)
• M14: 17,140,475 km (0.055 R)
• M15: 19,622,154 km (0.096 R)
• M16: 21,132,644 km (0.073 R)
• M17: 22,029,932 km (0.112 R)
• M18: 23,030,443 km (0.111 R)
• M19: 26,556,464 km (0.052 R)
• M20: 27,601,406 km (0.033 R)
• M21: 31,187,266 km (0.036 R)
• M22: 33,041,981 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.4

Radius: 13

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.95 AU - 6.49 AU

Year: 5848 Days

Day: 9.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,001,276 km

• M1: 161,715 km (0.078 R)
• M2: 879,486 km (0.053 R)
• M3: 1,359,545 km (0.086 R)
• M4: 2,061,309 km (0.055 R)
• M5: 2,673,613 km (0.068 R)
• M6: 3,558,036 km (0.108 R)
• M7: 4,445,301 km (0.064 R)
• M8: 5,841,198 km (0.063 R)
• M9: 6,623,595 km (0.115 R)
• M10: 12,440,409 km (0.115 R)
• M11: 13,185,407 km (0.085 R)
• M12: 16,976,217 km (0.106 R)
• M13: 20,257,646 km (0.104 R)
• M14: 22,124,179 km (0.045 R)
• M15: 27,599,162 km (0.102 R)
• M16: 29,328,663 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.7

Radius: 14.8

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 6.14 AU - 6.26 AU

Year: 6600 Days

Day: 6.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,001,276 km

• M1: 188,194 km (0.083 R)
• M2: 863,629 km (0.099 R)
• M3: 1,526,796 km (0.053 R)
• M4: 2,383,543 km (0.057 R)
• M5: 3,350,992 km (0.104 R)
• M6: 4,132,492 km (0.043 R)
• M7: 4,826,626 km (0.069 R)
• M8: 5,711,048 km (0.026 R)
• M9: 6,228,956 km (0.04 R)
• M10: 6,985,772 km (0.105 R)
• M11: 7,803,474 km (0.105 R)
• M12: 9,597,302 km (0.105 R)
• M13: 12,104,562 km (0.114 R)
• M14: 13,407,410 km (0.073 R)
• M15: 14,241,418 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.7

Radius: 9.7

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.85 AU - 8.65 AU

Year: 8345 Days

Day: 9.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,001,276 km

• M1: 120,725 km (0.12 R)
• M2: 1,193,043 km (0.081 R)
• M3: 1,772,735 km (0.112 R)
• M4: 2,323,255 km (0.103 R)
• M5: 2,669,424 km (0.105 R)
• M6: 3,050,151 km (0.098 R)
• M7: 3,974,367 km (0.117 R)
• M8: 4,618,535 km (0.052 R)
• M9: 5,233,981 km (0.095 R)
• M10: 6,258,427 km (0.099 R)
• M11: 7,657,915 km (0.06 R)
• M12: 9,208,347 km (0.114 R)
• M13: 10,182,977 km (0.086 R)
• M14: 10,905,236 km (0.057 R)
• M15: 11,441,544 km (0.083 R)
• M16: 11,827,507 km (0.099 R)
• M17: 12,978,214 km (0.073 R)
• M18: 15,434,312 km (0.068 R)
• M19: 16,248,423 km (0.09 R)
• M20: 17,522,997 km (0.081 R)
• M21: 20,350,098 km (0.06 R)
• M22: 21,913,994 km (0.104 R)
• M23: 23,379,903 km (0.1 R)
• M24: 27,377,757 km (0.107 R)
• M25: 28,368,843 km (0.115 R)
• M26: 29,281,090 km (0.059 R)
• M27: 31,164,079 km (0.073 R)
• M28: 34,251,480 km (0.064 R)
• M29: 38,759,911 km (0.114 R)
• M30: 40,388,732 km (0.076 R)
• M31: 43,381,587 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.8

Radius: 4.6

Gravity: 31.56 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 11.32 AU - 14.46 AU

Year: 19784 Days

Day: 22.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 90,001,276 km

• M1: 57,595 km (0.089 R)
• M2: 363,822 km (0.109 R)
• M3: 1,312,871 km (0.074 R)
• M4: 2,698,297 km (0.114 R)
• M5: 3,756,851 km (0.065 R)
• M6: 5,215,580 km (0.115 R)
• M7: 5,925,272 km (0.118 R)
• M8: 7,728,974 km (0.097 R)
• M9: 9,245,298 km (0.026 R)
• M10: 10,825,650 km (0.111 R)
• M11: 11,518,138 km (0.113 R)
• M12: 13,917,838 km (0.095 R)
• M13: 14,064,294 km (0.114 R)
• M14: 15,195,404 km (0.092 R)
• M15: 15,822,817 km (0.098 R)
• M16: 16,062,473 km (0.109 R)
• M17: 19,769,359 km (0.051 R)
• M18: 25,838,993 km (0.062 R)
• M19: 30,508,990 km (0.081 R)
• M20: 33,433,628 km (0.105 R)
• M21: 33,960,512 km (0.095 R)
• M22: 34,627,120 km (0.07 R)
• M23: 35,986,067 km (0.066 R)
• M24: 41,324,018 km (0.077 R)
• M25: 42,236,416 km (0.115 R)
• M26: 44,894,770 km (0.118 R)
• M27: 47,331,121 km (0.077 R)
• M28: 47,662,480 km (0.061 R)
• M29: 50,714,576 km (0.047 R)
• M30: 51,235,625 km (0.052 R)
• M31: 52,465,320 km (0.112 R)
• M32: 56,271,987 km (0.111 R)
• M33: 62,818,839 km (0.098 R)
• M34: 65,245,466 km (0.082 R)
• M35: 67,314,703 km (0.091 R)
• M36: 67,523,991 km (0.065 R)
• M37: 70,069,698 km (0.07 R)
• M38: 70,284,670 km (0.103 R)
• M39: 74,230,015 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.1

Radius: 6.9

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 11.28 AU - 16.3 AU

Year: 21891 Days

Day: 16.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,001,276 km

• M1: 85,869 km (0.076 R)
• M2: 405,709 km (0.095 R)
• M3: 705,204 km (0.103 R)
• M4: 1,374,655 km (0.093 R)
• M5: 2,070,584 km (0.097 R)
• M6: 3,105,502 km (0.102 R)
• M7: 3,931,282 km (0.084 R)
• M8: 5,309,827 km (0.092 R)
• M9: 5,715,536 km (0.061 R)
• M10: 7,243,529 km (0.082 R)
• M11: 8,766,884 km (0.104 R)
• M12: 11,796,091 km (0.09 R)
• M13: 14,480,326 km (0.108 R)
• M14: 15,271,998 km (0.097 R)
• M15: 18,305,394 km (0.113 R)
• M16: 19,086,145 km (0.12 R)
• M17: 19,814,986 km (0.096 R)
• M18: 20,261,087 km (0.09 R)
• M19: 26,149,409 km (0.054 R)
• M20: 28,528,464 km (0.109 R)
• M21: 31,448,464 km (0.036 R)
• M22: 36,192,961 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.9

Radius: 4

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 13.62 AU - 14.64 AU

Year: 22706 Days

Day: 16.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,001,276 km

• M1: 49,816 km (0.104 R)
• M2: 192,832 km (0.059 R)
• M3: 495,319 km (0.089 R)
• M4: 681,119 km (0.104 R)
• M5: 1,606,232 km (0.102 R)
• M6: 2,433,060 km (0.105 R)
• M7: 3,066,158 km (0.105 R)
• M8: 4,712,483 km (0.108 R)
• M9: 4,969,192 km (0.118 R)
• M10: 5,134,199 km (0.1 R)
• M11: 18,637,052 km (0.094 R)
• M12: 23,805,958 km (0.105 R)
• M13: 24,751,117 km (0.07 R)
• M14: 29,854,050 km (0.07 R)
• M15: 31,399,097 km (0.086 R)
• M16: 41,531,810 km (0.027 R)
• M17: 43,176,339 km (0.082 R)
• M18: 44,437,748 km (0.06 R)
• M19: 46,740,658 km (0.074 R)
• M20: 53,002,526 km (0.037 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.3

Radius: 3.7

Gravity: 38.22 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 15.83 AU - 17.77 AU

Year: 29437 Days

Day: 21.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,001,276 km

• M1: 48,619 km (0.058 R)
• M2: 169,046 km (0.109 R)
• M3: 2,331,932 km (0.03 R)
• M4: 2,884,546 km (0.118 R)
• M5: 4,313,355 km (0.096 R)
• M6: 9,870,468 km (0.039 R)
• M7: 11,562,419 km (0.07 R)
• M8: 12,190,431 km (0.025 R)
• M9: 19,867,495 km (0.042 R)
• M10: 25,556,702 km (0.107 R)
• M11: 27,101,300 km (0.108 R)
• M12: 35,618,505 km (0.11 R)
• M13: 39,223,215 km (0.09 R)
• M14: 39,534,229 km (0.108 R)
• M15: 39,690,260 km (0.085 R)
• M16: 42,570,468 km (0.103 R)
• M17: 44,904,643 km (0.106 R)
• M18: 48,922,244 km (0.079 R)
• M19: 55,680,627 km (0.081 R)
• M20: 87,065,213 km (0.103 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 19,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit