🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.44 AU - 0.6 AU

Year: 159 Days

Day: 35.8 Hours

Environment

Temp: 88 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.81 AU - 0.87 AU

Year: 327 Days

Day: 22.3 Hours

Environment

Temp: -31 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.89 AU - 1.03 AU

Year: 399 Days

Day: 17.3 Hours

Environment

Temp: -37 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,375,946 km

• M1: 99,931 km (0.102 R)

Asteroid Belt

Center: 2.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.5

Radius: 13.7

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.28 AU - 3.92 AU

Year: 2900 Days

Day: 11.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,375,946 km

• M1: 170,392 km (0.113 R)
• M2: 685,607 km (0.032 R)
• M3: 1,197,980 km (0.096 R)
• M4: 1,909,318 km (0.083 R)
• M5: 2,545,707 km (0.119 R)
• M6: 3,074,835 km (0.053 R)
• M7: 3,814,746 km (0.045 R)
• M8: 4,292,262 km (0.098 R)
• M9: 5,047,582 km (0.066 R)
• M10: 7,724,636 km (0.08 R)
• M11: 8,153,383 km (0.118 R)
• M12: 8,703,006 km (0.057 R)
• M13: 10,303,703 km (0.111 R)
• M14: 11,195,007 km (0.102 R)
• M15: 12,358,280 km (0.111 R)
• M16: 12,900,572 km (0.103 R)
• M17: 14,523,859 km (0.037 R)
• M18: 15,128,234 km (0.113 R)
• M19: 16,226,133 km (0.063 R)
• M20: 22,062,844 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.8

Radius: 9.4

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.76 AU - 4.5 AU

Year: 3564 Days

Day: 14.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,375,946 km

• M1: 124,615 km (0.099 R)
• M2: 450,290 km (0.094 R)
• M3: 799,002 km (0.112 R)
• M4: 1,131,259 km (0.052 R)
• M5: 1,525,001 km (0.074 R)
• M6: 2,309,492 km (0.11 R)
• M7: 3,160,105 km (0.061 R)
• M8: 3,827,910 km (0.07 R)
• M9: 4,141,617 km (0.067 R)
• M10: 4,518,005 km (0.082 R)
• M11: 6,116,608 km (0.119 R)
• M12: 6,875,518 km (0.045 R)
• M13: 8,615,192 km (0.104 R)
• M14: 8,937,426 km (0.12 R)
• M15: 9,267,738 km (0.074 R)
• M16: 10,794,384 km (0.086 R)
• M17: 11,813,295 km (0.114 R)
• M18: 12,346,163 km (0.098 R)
• M19: 14,589,233 km (0.103 R)
• M20: 17,147,207 km (0.073 R)
• M21: 17,486,645 km (0.077 R)
• M22: 17,946,209 km (0.072 R)
• M23: 18,296,119 km (0.04 R)
• M24: 19,741,833 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.7

Radius: 13.6

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.43 AU - 7.03 AU

Year: 6602 Days

Day: 10.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,375,946 km

• M1: 169,195 km (0.055 R)
• M2: 629,957 km (0.058 R)
• M3: 1,447,509 km (0.118 R)
• M4: 1,993,092 km (0.088 R)
• M5: 2,768,458 km (0.054 R)
• M6: 3,644,803 km (0.116 R)
• M7: 4,644,415 km (0.088 R)
• M8: 5,121,483 km (0.092 R)
• M9: 5,787,792 km (0.09 R)
• M10: 6,274,733 km (0.117 R)
• M11: 7,556,188 km (0.09 R)
• M12: 9,264,297 km (0.055 R)
• M13: 11,466,677 km (0.095 R)
• M14: 12,609,455 km (0.045 R)
• M15: 13,319,746 km (0.113 R)
• M16: 14,464,319 km (0.098 R)
• M17: 17,212,133 km (0.104 R)
• M18: 18,709,009 km (0.085 R)
• M19: 21,883,027 km (0.073 R)
• M20: 23,150,719 km (0.091 R)
• M21: 23,884,946 km (0.117 R)
• M22: 24,550,656 km (0.106 R)
• M23: 25,832,112 km (0.112 R)
• M24: 26,357,050 km (0.101 R)
• M25: 26,889,020 km (0.093 R)
• M26: 29,944,407 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647

Radius: 11.9

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 8.99 AU - 11.03 AU

Year: 13447 Days

Day: 8.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 145.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,375,946 km

• M1: 148,401 km (0.077 R)
• M2: 748,289 km (0.082 R)
• M3: 1,310,777 km (0.04 R)
• M4: 2,661,795 km (0.102 R)
• M5: 4,144,609 km (0.082 R)
• M6: 5,746,802 km (0.105 R)
• M7: 6,954,057 km (0.056 R)
• M8: 8,704,203 km (0.076 R)
• M9: 9,146,713 km (0.116 R)
• M10: 11,298,230 km (0.036 R)
• M11: 12,307,716 km (0.117 R)
• M12: 12,803,035 km (0.114 R)
• M13: 13,636,444 km (0.066 R)
• M14: 14,167,068 km (0.092 R)
• M15: 17,880,237 km (0.115 R)
• M16: 24,257,145 km (0.114 R)
• M17: 31,198,486 km (0.066 R)
• M18: 32,004,520 km (0.071 R)
• M19: 32,706,283 km (0.074 R)
• M20: 35,492,095 km (0.083 R)
• M21: 40,571,242 km (0.034 R)
• M22: 45,671,632 km (0.111 R)
• M23: 47,010,532 km (0.119 R)
• M24: 49,766,424 km (0.116 R)
• M25: 50,708,592 km (0.041 R)
• M26: 54,596,192 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.2

Radius: 3

Gravity: 50.13 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 9.56 AU - 12 AU

Year: 15028 Days

Day: 21.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,375,946 km

• M1: 37,848 km (0.109 R)
• M2: 265,536 km (0.063 R)
• M3: 1,020,706 km (0.033 R)
• M4: 1,412,653 km (0.054 R)
• M5: 2,130,124 km (0.093 R)
• M6: 2,990,611 km (0.043 R)
• M7: 3,536,793 km (0.117 R)
• M8: 6,314,077 km (0.077 R)
• M9: 11,097,020 km (0.099 R)
• M10: 12,880,975 km (0.104 R)
• M11: 14,304,399 km (0.072 R)
• M12: 18,156,993 km (0.12 R)
• M13: 20,788,719 km (0.109 R)
• M14: 22,375,204 km (0.117 R)
• M15: 28,561,824 km (0.115 R)
• M16: 35,796,826 km (0.029 R)
• M17: 43,454,741 km (0.119 R)
• M18: 45,599,077 km (0.098 R)
• M19: 52,134,858 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322

Radius: 4.1

Gravity: 19.16 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 9.78 AU - 12.24 AU

Year: 15512 Days

Day: 22.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,375,946 km

• M1: 51,013 km (0.112 R)
• M2: 216,019 km (0.099 R)
• M3: 642,373 km (0.103 R)
• M4: 888,013 km (0.088 R)
• M5: 1,043,894 km (0.112 R)
• M6: 1,411,606 km (0.04 R)
• M7: 2,942,590 km (0.046 R)
• M8: 4,750,480 km (0.078 R)
• M9: 4,907,109 km (0.116 R)
• M10: 5,132,254 km (0.097 R)
• M11: 7,353,035 km (0.115 R)
• M12: 7,906,846 km (0.032 R)
• M13: 9,145,217 km (0.064 R)
• M14: 9,387,865 km (0.092 R)
• M15: 9,937,039 km (0.09 R)
• M16: 10,719,884 km (0.082 R)
• M17: 11,941,201 km (0.12 R)
• M18: 12,348,556 km (0.09 R)
• M19: 15,190,916 km (0.07 R)
• M20: 17,458,371 km (0.078 R)
• M21: 19,141,796 km (0.101 R)
• M22: 20,514,506 km (0.045 R)
• M23: 22,124,927 km (0.091 R)
• M24: 22,827,438 km (0.118 R)
• M25: 25,690,742 km (0.115 R)
• M26: 25,883,274 km (0.042 R)
• M27: 27,659,599 km (0.091 R)
• M28: 33,017,297 km (0.099 R)
• M29: 34,515,520 km (0.1 R)
• M30: 37,276,199 km (0.067 R)
• M31: 38,269,978 km (0.032 R)
• M32: 39,026,644 km (0.111 R)
• M33: 40,051,240 km (0.086 R)
• M34: 44,467,069 km (0.058 R)
• M35: 45,303,322 km (0.05 R)
• M36: 45,443,794 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.8

Radius: 5.6

Gravity: 20.21 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 9.48 AU - 15.28 AU

Year: 18495 Days

Day: 17.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,375,946 km

• M1: 69,713 km (0.106 R)
• M2: 391,198 km (0.073 R)
• M3: 615,446 km (0.093 R)
• M4: 913,893 km (0.112 R)
• M5: 1,305,391 km (0.094 R)
• M6: 1,547,740 km (0.105 R)
• M7: 2,784,465 km (0.11 R)
• M8: 3,602,018 km (0.099 R)
• M9: 3,806,967 km (0.102 R)
• M10: 4,369,754 km (0.04 R)
• M11: 5,058,502 km (0.051 R)
• M12: 6,648,728 km (0.058 R)
• M13: 7,230,215 km (0.09 R)
• M14: 7,652,230 km (0.043 R)
• M15: 8,341,128 km (0.118 R)
• M16: 8,648,702 km (0.067 R)
• M17: 9,017,012 km (0.105 R)
• M18: 12,953,231 km (0.078 R)
• M19: 13,716,479 km (0.073 R)
• M20: 18,327,834 km (0.09 R)
• M21: 19,111,427 km (0.082 R)
• M22: 21,310,067 km (0.108 R)
• M23: 23,569,893 km (0.083 R)
• M24: 24,600,472 km (0.055 R)
• M25: 27,195,846 km (0.108 R)
• M26: 30,327,228 km (0.109 R)
• M27: 34,079,442 km (0.098 R)
• M28: 45,889,296 km (0.097 R)
• M29: 52,009,345 km (0.119 R)
• M30: 54,816,250 km (0.083 R)
• M31: 57,722,638 km (0.081 R)
• M32: 62,661,761 km (0.091 R)
• M33: 62,857,136 km (0.065 R)
• M34: 65,635,467 km (0.066 R)
• M35: 69,535,633 km (0.058 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 11,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit