🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.53 AU - 0.57 AU

Year: 263 Days

Day: 20 Hours

Environment

Temp: -113 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.09 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.5

Radius: 8.9

Gravity: 10.21 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.51 AU - 1.73 AU

Year: 1331 Days

Day: 8.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,623,197 km

• M1: 110,702 km (0.099 R)
• M2: 395,088 km (0.095 R)
• M3: 795,861 km (0.071 R)
• M4: 1,108,969 km (0.063 R)
• M5: 1,410,558 km (0.096 R)
• M6: 1,777,372 km (0.075 R)
• M7: 2,104,992 km (0.045 R)
• M8: 2,523,417 km (0.108 R)
• M9: 2,925,536 km (0.12 R)
• M10: 3,479,946 km (0.117 R)
• M11: 3,774,205 km (0.077 R)
• M12: 4,526,383 km (0.096 R)
• M13: 5,163,819 km (0.099 R)
• M14: 5,635,950 km (0.1 R)
• M15: 6,183,478 km (0.094 R)
• M16: 7,200,594 km (0.088 R)
• M17: 7,626,350 km (0.118 R)
• M18: 7,956,662 km (0.075 R)
• M19: 8,646,159 km (0.104 R)
• M20: 9,531,479 km (0.088 R)
• M21: 9,818,258 km (0.081 R)
• M22: 10,954,005 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.4

Radius: 14.7

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.64 AU - 2.06 AU

Year: 1625 Days

Day: 14.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,623,197 km

• M1: 182,809 km (0.117 R)
• M2: 781,798 km (0.109 R)
• M3: 1,249,890 km (0.114 R)
• M4: 1,873,863 km (0.072 R)
• M5: 2,512,197 km (0.081 R)
• M6: 3,087,700 km (0.085 R)
• M7: 4,004,137 km (0.076 R)
• M8: 4,564,829 km (0.071 R)
• M9: 5,054,912 km (0.119 R)
• M10: 5,733,787 km (0.115 R)
• M11: 6,377,208 km (0.084 R)
• M12: 6,891,076 km (0.113 R)
• M13: 8,456,468 km (0.103 R)
• M14: 9,138,934 km (0.116 R)
• M15: 11,374,225 km (0.116 R)
• M16: 11,985,931 km (0.116 R)
• M17: 12,468,384 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.6

Radius: 14

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.54 AU - 3.5 AU

Year: 3389 Days

Day: 13 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,623,197 km

• M1: 174,282 km (0.102 R)
• M2: 651,948 km (0.116 R)
• M3: 1,440,927 km (0.062 R)
• M4: 2,656,260 km (0.098 R)
• M5: 3,351,291 km (0.113 R)
• M6: 4,449,789 km (0.087 R)
• M7: 5,643,131 km (0.074 R)
• M8: 8,137,675 km (0.088 R)
• M9: 13,169,101 km (0.118 R)
• M10: 13,644,523 km (0.117 R)
• M11: 14,131,314 km (0.098 R)
• M12: 15,347,395 km (0.119 R)
• M13: 17,075,699 km (0.093 R)
• M14: 17,987,050 km (0.096 R)
• M15: 19,111,128 km (0.086 R)
• M16: 20,093,687 km (0.074 R)
• M17: 20,597,383 km (0.103 R)
• M18: 22,427,264 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.8

Radius: 9.1

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.37 AU - 3.73 AU

Year: 3439 Days

Day: 13.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,623,197 km

• M1: 114,442 km (0.118 R)
• M2: 626,217 km (0.118 R)
• M3: 1,968,110 km (0.041 R)
• M4: 2,295,579 km (0.107 R)
• M5: 3,335,135 km (0.111 R)
• M6: 4,063,826 km (0.082 R)
• M7: 4,745,394 km (0.103 R)
• M8: 5,293,670 km (0.115 R)
• M9: 7,918,664 km (0.079 R)
• M10: 8,722,304 km (0.095 R)
• M11: 9,276,564 km (0.098 R)
• M12: 10,746,513 km (0.112 R)
• M13: 12,692,033 km (0.062 R)
• M14: 14,053,822 km (0.093 R)
• M15: 14,408,968 km (0.1 R)
• M16: 15,044,908 km (0.066 R)
• M17: 15,842,265 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.7

Radius: 14

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.81 AU - 5.93 AU

Year: 9183 Days

Day: 12.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,623,197 km

• M1: 224,995 km (0.066 R)
• M2: 946,207 km (0.109 R)
• M3: 1,417,141 km (0.092 R)
• M4: 2,082,402 km (0.12 R)
• M5: 2,577,123 km (0.115 R)
• M6: 3,016,342 km (0.085 R)
• M7: 3,706,287 km (0.103 R)
• M8: 4,298,246 km (0.089 R)
• M9: 5,078,997 km (0.049 R)
• M10: 10,636,409 km (0.11 R)
• M11: 18,928,619 km (0.108 R)
• M12: 23,445,876 km (0.04 R)
• M13: 28,841,572 km (0.087 R)
• M14: 41,482,891 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.5

Radius: 4.7

Gravity: 31.94 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.7 AU - 9.7 AU

Year: 16569 Days

Day: 18.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,623,197 km

• M1: 71,059 km (0.068 R)
• M2: 221,405 km (0.094 R)
• M3: 659,128 km (0.041 R)
• M4: 1,168,210 km (0.116 R)
• M5: 1,406,220 km (0.069 R)
• M6: 1,868,627 km (0.11 R)
• M7: 2,298,422 km (0.061 R)
• M8: 2,767,411 km (0.118 R)
• M9: 4,014,160 km (0.096 R)
• M10: 4,760,055 km (0.104 R)
• M11: 7,454,611 km (0.076 R)
• M12: 7,689,181 km (0.078 R)
• M13: 8,025,776 km (0.077 R)
• M14: 10,781,369 km (0.1 R)
• M15: 24,399,114 km (0.12 R)
• M16: 34,992,288 km (0.105 R)
• M17: 36,048,150 km (0.07 R)
• M18: 38,501,256 km (0.04 R)
• M19: 46,208,389 km (0.05 R)
• M20: 47,638,993 km (0.118 R)
• M21: 49,098,769 km (0.038 R)
• M22: 55,236,171 km (0.109 R)
• M23: 57,572,441 km (0.074 R)
• M24: 59,973,637 km (0.039 R)
• M25: 61,865,601 km (0.12 R)
• M26: 65,370,679 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.9

Radius: 5.5

Gravity: 10.94 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 7.87 AU - 11.83 AU

Year: 19960 Days

Day: 16.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,623,197 km

• M1: 68,516 km (0.094 R)
• M2: 253,718 km (0.05 R)
• M3: 496,515 km (0.106 R)
• M4: 1,227,600 km (0.099 R)
• M5: 1,877,154 km (0.079 R)
• M6: 2,150,769 km (0.103 R)
• M7: 6,291,039 km (0.088 R)
• M8: 7,692,921 km (0.075 R)
• M9: 8,490,726 km (0.115 R)
• M10: 9,188,002 km (0.039 R)
• M11: 9,815,565 km (0.048 R)
• M12: 11,390,382 km (0.063 R)
• M13: 11,688,231 km (0.05 R)
• M14: 12,613,344 km (0.091 R)
• M15: 14,468,956 km (0.119 R)
• M16: 15,173,712 km (0.097 R)
• M17: 17,112,500 km (0.112 R)
• M18: 17,820,398 km (0.07 R)
• M19: 18,465,763 km (0.045 R)
• M20: 19,126,686 km (0.09 R)
• M21: 23,909,180 km (0.107 R)
• M22: 24,496,203 km (0.105 R)
• M23: 26,211,492 km (0.026 R)
• M24: 34,367,867 km (0.097 R)
• M25: 36,513,549 km (0.108 R)
• M26: 37,422,506 km (0.11 R)
• M27: 42,621,331 km (0.089 R)
• M28: 50,167,796 km (0.056 R)
• M29: 54,254,510 km (0.08 R)
• M30: 57,679,404 km (0.106 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 18,352 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit