🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.58 AU - 0.62 AU

Year: 300 Days

Day: 46.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 159.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,751,304 km

• M1: 435,479 km (0.08 R)

Asteroid Belt

Center: 0.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.5

Radius: 13.8

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.05 AU - 1.23 AU

Year: 786 Days

Day: 6.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,751,304 km

• M1: 208,689 km (0.051 R)
• M2: 661,821 km (0.103 R)
• M3: 1,108,969 km (0.07 R)
• M4: 1,725,013 km (0.111 R)
• M5: 2,951,117 km (0.104 R)
• M6: 3,634,181 km (0.073 R)
• M7: 4,222,101 km (0.032 R)
• M8: 5,148,261 km (0.034 R)
• M9: 5,590,472 km (0.112 R)
• M10: 6,184,526 km (0.108 R)
• M11: 7,142,850 km (0.092 R)
• M12: 7,694,866 km (0.089 R)
• M13: 8,966,448 km (0.069 R)
• M14: 9,467,301 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.6

Radius: 12.3

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.31 AU - 2.05 AU

Year: 1406 Days

Day: 10.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,751,304 km

• M1: 161,267 km (0.11 R)
• M2: 839,842 km (0.109 R)
• M3: 1,672,504 km (0.057 R)
• M4: 2,266,557 km (0.103 R)
• M5: 4,044,977 km (0.117 R)
• M6: 5,341,242 km (0.119 R)
• M7: 6,755,241 km (0.075 R)
• M8: 7,261,630 km (0.08 R)
• M9: 8,405,306 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.2

Radius: 11.8

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.01 AU - 3.11 AU

Year: 3456 Days

Day: 14.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,751,304 km

• M1: 147,055 km (0.102 R)
• M2: 916,736 km (0.059 R)
• M3: 1,513,631 km (0.105 R)
• M4: 1,951,205 km (0.107 R)
• M5: 3,478,150 km (0.098 R)
• M6: 4,402,366 km (0.101 R)
• M7: 4,898,881 km (0.104 R)
• M8: 5,432,796 km (0.1 R)
• M9: 6,474,745 km (0.089 R)
• M10: 7,301,722 km (0.096 R)
• M11: 7,740,942 km (0.086 R)
• M12: 8,466,940 km (0.096 R)
• M13: 9,165,712 km (0.102 R)
• M14: 10,131,217 km (0.077 R)
• M15: 11,328,149 km (0.105 R)
• M16: 12,395,829 km (0.109 R)
• M17: 14,338,657 km (0.098 R)
• M18: 14,879,453 km (0.029 R)
• M19: 15,949,527 km (0.074 R)
• M20: 16,691,083 km (0.099 R)
• M21: 17,234,572 km (0.093 R)
• M22: 17,790,029 km (0.118 R)
• M23: 18,819,711 km (0.086 R)
• M24: 19,647,736 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.1

Radius: 10

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.78 AU - 4.5 AU

Year: 4484 Days

Day: 10.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,751,304 km

• M1: 125,513 km (0.114 R)
• M2: 1,706,164 km (0.114 R)
• M3: 2,615,719 km (0.094 R)
• M4: 3,335,135 km (0.114 R)
• M5: 5,262,404 km (0.112 R)
• M6: 6,728,763 km (0.102 R)
• M7: 8,074,246 km (0.101 R)
• M8: 8,754,617 km (0.104 R)
• M9: 9,296,760 km (0.084 R)
• M10: 9,982,965 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.7

Radius: 9.1

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.34 AU - 4.76 AU

Year: 5263 Days

Day: 14.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,751,304 km

• M1: 113,246 km (0.079 R)
• M2: 409,001 km (0.077 R)
• M3: 1,130,661 km (0.098 R)
• M4: 1,478,925 km (0.072 R)
• M5: 1,843,943 km (0.115 R)
• M6: 2,961,439 km (0.05 R)
• M7: 3,399,013 km (0.043 R)
• M8: 4,207,739 km (0.11 R)
• M9: 6,490,154 km (0.065 R)
• M10: 7,441,896 km (0.071 R)
• M11: 8,483,845 km (0.109 R)
• M12: 9,121,281 km (0.092 R)
• M13: 18,189,904 km (0.066 R)
• M14: 18,780,816 km (0.057 R)
• M15: 22,298,909 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.2

Radius: 8.1

Gravity: 13.6 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.85 AU - 5.59 AU

Year: 6621 Days

Day: 11.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,751,304 km

• M1: 109,356 km (0.074 R)
• M2: 478,713 km (0.08 R)
• M3: 1,028,635 km (0.081 R)
• M4: 1,328,728 km (0.066 R)
• M5: 1,772,436 km (0.091 R)
• M6: 2,471,806 km (0.054 R)
• M7: 3,410,981 km (0.108 R)
• M8: 3,812,502 km (0.119 R)
• M9: 4,597,891 km (0.044 R)
• M10: 5,518,665 km (0.091 R)
• M11: 6,039,416 km (0.089 R)
• M12: 6,955,254 km (0.095 R)
• M13: 7,839,826 km (0.12 R)
• M14: 8,625,664 km (0.104 R)
• M15: 9,599,845 km (0.115 R)
• M16: 11,452,465 km (0.116 R)
• M17: 11,871,040 km (0.097 R)
• M18: 12,299,638 km (0.051 R)
• M19: 13,187,800 km (0.067 R)
• M20: 14,660,292 km (0.113 R)
• M21: 20,106,103 km (0.055 R)
• M22: 23,027,451 km (0.061 R)
• M23: 24,288,561 km (0.082 R)
• M24: 24,892,487 km (0.076 R)
• M25: 27,316,122 km (0.106 R)
• M26: 31,392,066 km (0.071 R)
• M27: 32,315,384 km (0.109 R)
• M28: 33,680,764 km (0.032 R)
• M29: 35,303,602 km (0.039 R)
• M30: 36,190,118 km (0.1 R)
• M31: 37,547,570 km (0.118 R)
• M32: 38,704,410 km (0.058 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.6

Radius: 4.9

Gravity: 10.15 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.41 AU - 6.81 AU

Year: 9752 Days

Day: 24 Hours

Environment

Temp: -229 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,751,304 km

• M1: 60,886 km (0.095 R)
• M2: 286,031 km (0.052 R)
• M3: 450,888 km (0.081 R)
• M4: 646,861 km (0.112 R)
• M5: 997,369 km (0.095 R)
• M6: 1,163,572 km (0.07 R)
• M7: 1,477,877 km (0.091 R)
• M8: 1,933,702 km (0.083 R)
• M9: 2,443,382 km (0.089 R)
• M10: 3,369,393 km (0.116 R)
• M11: 3,543,974 km (0.106 R)
• M12: 3,770,465 km (0.098 R)
• M13: 4,128,452 km (0.117 R)
• M14: 4,667,304 km (0.075 R)
• M15: 5,280,805 km (0.037 R)
• M16: 5,516,571 km (0.036 R)
• M17: 5,698,183 km (0.118 R)
• M18: 6,431,212 km (0.025 R)
• M19: 6,768,705 km (0.03 R)
• M20: 8,121,220 km (0.098 R)
• M21: 9,731,641 km (0.116 R)
• M22: 12,763,840 km (0.115 R)
• M23: 13,188,997 km (0.111 R)
• M24: 15,457,499 km (0.036 R)
• M25: 15,637,465 km (0.113 R)
• M26: 17,449,993 km (0.109 R)
• M27: 18,306,142 km (0.116 R)
• M28: 21,560,494 km (0.074 R)
• M29: 22,468,703 km (0.074 R)
• M30: 25,180,463 km (0.098 R)
• M31: 29,094,243 km (0.035 R)
• M32: 32,014,393 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.5

Radius: 8

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 10.43 AU - 12.09 AU

Year: 24396 Days

Day: 15.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,751,304 km

• M1: 99,483 km (0.106 R)
• M2: 363,373 km (0.093 R)
• M3: 642,074 km (0.11 R)
• M4: 938,128 km (0.066 R)
• M5: 1,226,703 km (0.044 R)
• M6: 1,493,884 km (0.077 R)
• M7: 1,892,712 km (0.1 R)
• M8: 2,189,814 km (0.084 R)
• M9: 3,329,899 km (0.103 R)
• M10: 3,919,464 km (0.089 R)
• M11: 5,042,047 km (0.048 R)
• M12: 7,272,252 km (0.111 R)
• M13: 8,057,641 km (0.063 R)
• M14: 10,691,909 km (0.09 R)
• M15: 11,191,267 km (0.095 R)
• M16: 16,656,227 km (0.071 R)
• M17: 17,498,014 km (0.101 R)
• M18: 18,723,669 km (0.073 R)
• M19: 22,136,595 km (0.091 R)
• M20: 24,307,709 km (0.117 R)
• M21: 25,171,039 km (0.09 R)
• M22: 28,829,006 km (0.107 R)
• M23: 29,189,088 km (0.097 R)
• M24: 30,784,399 km (0.096 R)
• M25: 33,880,776 km (0.111 R)
• M26: 34,281,848 km (0.094 R)
• M27: 36,755,299 km (0.049 R)
• M28: 41,747,380 km (0.117 R)
• M29: 42,054,355 km (0.12 R)
• M30: 42,828,374 km (0.067 R)
• M31: 45,369,294 km (0.119 R)
• M32: 49,537,839 km (0.069 R)
• M33: 49,881,914 km (0.091 R)
• M34: 51,803,199 km (0.083 R)
• M35: 56,727,064 km (0.081 R)
• M36: 68,767,299 km (0.071 R)
• M37: 71,363,719 km (0.092 R)
• M38: 76,292,371 km (0.08 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 17,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit