🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.47 AU - 0.63 AU

Year: 259 Days

Day: 47.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.4

Radius: 11.6

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.25 AU - 1.85 AU

Year: 1227 Days

Day: 8.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 165 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,347,549 km

• M1: 144,512 km (0.102 R)
• M2: 507,137 km (0.096 R)
• M3: 887,115 km (0.094 R)
• M4: 1,305,541 km (0.101 R)
• M5: 1,797,867 km (0.073 R)
• M6: 3,312,695 km (0.095 R)
• M7: 4,480,157 km (0.108 R)
• M8: 4,845,625 km (0.079 R)
• M9: 5,881,440 km (0.08 R)
• M10: 6,368,381 km (0.118 R)
• M11: 7,187,878 km (0.091 R)
• M12: 7,937,065 km (0.108 R)
• M13: 9,434,988 km (0.112 R)
• M14: 9,941,676 km (0.106 R)
• M15: 10,433,105 km (0.052 R)
• M16: 10,906,283 km (0.086 R)
• M17: 11,750,913 km (0.053 R)
• M18: 12,375,185 km (0.062 R)
• M19: 12,752,620 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373

Radius: 12.5

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.04 AU - 3.84 AU

Year: 4057 Days

Day: 7 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,347,549 km

• M1: 155,432 km (0.09 R)
• M2: 783,743 km (0.112 R)
• M3: 1,296,415 km (0.117 R)
• M4: 1,957,039 km (0.106 R)
• M5: 2,481,081 km (0.078 R)
• M6: 3,508,519 km (0.109 R)
• M7: 4,551,066 km (0.08 R)
• M8: 7,365,900 km (0.105 R)
• M9: 7,809,158 km (0.09 R)
• M10: 8,960,464 km (0.066 R)
• M11: 9,688,856 km (0.098 R)
• M12: 10,299,514 km (0.059 R)
• M13: 10,814,580 km (0.101 R)
• M14: 12,552,608 km (0.067 R)
• M15: 13,232,680 km (0.116 R)
• M16: 14,815,724 km (0.064 R)
• M17: 17,898,637 km (0.111 R)
• M18: 18,297,465 km (0.084 R)
• M19: 18,702,427 km (0.097 R)
• M20: 20,136,023 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125

Radius: 12.9

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.08 AU - 4.88 AU

Year: 6029 Days

Day: 13.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,347,549 km

• M1: 160,519 km (0.086 R)
• M2: 773,421 km (0.109 R)
• M3: 1,438,683 km (0.115 R)
• M4: 1,844,691 km (0.09 R)
• M5: 3,379,416 km (0.101 R)
• M6: 4,680,319 km (0.119 R)
• M7: 5,819,357 km (0.115 R)
• M8: 7,863,612 km (0.118 R)
• M9: 8,945,354 km (0.078 R)
• M10: 9,975,784 km (0.082 R)
• M11: 12,229,925 km (0.088 R)
• M12: 14,329,232 km (0.107 R)
• M13: 15,144,540 km (0.119 R)
• M14: 15,889,538 km (0.046 R)
• M15: 18,105,830 km (0.103 R)
• M16: 18,606,235 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.2

Radius: 12.5

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.04 AU - 5.26 AU

Year: 7431 Days

Day: 12.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 58,347,549 km

• M1: 155,432 km (0.066 R)
• M2: 559,346 km (0.091 R)
• M3: 1,042,697 km (0.073 R)
• M4: 1,505,553 km (0.116 R)
• M5: 2,009,249 km (0.095 R)
• M6: 2,418,549 km (0.103 R)
• M7: 3,363,259 km (0.098 R)
• M8: 4,076,542 km (0.11 R)
• M9: 4,918,180 km (0.07 R)
• M10: 5,573,867 km (0.08 R)
• M11: 7,292,747 km (0.119 R)
• M12: 8,532,763 km (0.078 R)
• M13: 10,151,562 km (0.107 R)
• M14: 10,956,249 km (0.089 R)
• M15: 11,480,440 km (0.075 R)
• M16: 12,076,288 km (0.109 R)
• M17: 12,579,236 km (0.118 R)
• M18: 15,113,274 km (0.099 R)
• M19: 15,895,821 km (0.055 R)
• M20: 16,297,192 km (0.045 R)
• M21: 17,471,087 km (0.068 R)
• M22: 19,298,724 km (0.082 R)
• M23: 21,412,392 km (0.041 R)
• M24: 23,159,845 km (0.119 R)
• M25: 23,589,490 km (0.11 R)
• M26: 25,635,091 km (0.104 R)
• M27: 28,184,388 km (0.073 R)
• M28: 32,052,391 km (0.114 R)
• M29: 33,453,076 km (0.06 R)
• M30: 36,724,183 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587

Radius: 5.7

Gravity: 18.07 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 7 AU - 8.34 AU

Year: 13506 Days

Day: 19.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,347,549 km

• M1: 72,705 km (0.09 R)
• M2: 476,469 km (0.09 R)
• M3: 678,726 km (0.038 R)
• M4: 1,070,074 km (0.12 R)
• M5: 1,440,029 km (0.096 R)
• M6: 1,840,652 km (0.112 R)
• M7: 2,254,590 km (0.077 R)
• M8: 2,620,057 km (0.077 R)
• M9: 3,626,552 km (0.083 R)
• M10: 5,269,884 km (0.093 R)
• M11: 6,062,753 km (0.099 R)
• M12: 6,527,553 km (0.059 R)
• M13: 7,748,422 km (0.11 R)
• M14: 9,015,067 km (0.12 R)
• M15: 10,251,942 km (0.113 R)
• M16: 12,496,359 km (0.119 R)
• M17: 13,376,144 km (0.119 R)
• M18: 13,963,016 km (0.066 R)
• M19: 14,363,640 km (0.077 R)
• M20: 16,705,893 km (0.055 R)
• M21: 17,386,414 km (0.099 R)
• M22: 18,085,186 km (0.081 R)
• M23: 20,807,717 km (0.098 R)
• M24: 21,330,562 km (0.065 R)
• M25: 24,459,551 km (0.105 R)
• M26: 26,334,760 km (0.101 R)
• M27: 31,953,208 km (0.116 R)
• M28: 33,000,393 km (0.106 R)
• M29: 34,190,444 km (0.077 R)
• M30: 36,278,830 km (0.063 R)
• M31: 40,035,083 km (0.101 R)
• M32: 42,771,378 km (0.068 R)
• M33: 45,922,507 km (0.098 R)
• M34: 53,004,470 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.9

Radius: 4.6

Gravity: 40.12 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.58 AU - 10.42 AU

Year: 17167 Days

Day: 21.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,347,549 km

• M1: 57,296 km (0.1 R)
• M2: 255,364 km (0.098 R)
• M3: 459,265 km (0.07 R)
• M4: 656,136 km (0.099 R)
• M5: 920,027 km (0.052 R)
• M6: 2,275,832 km (0.088 R)
• M7: 3,585,263 km (0.069 R)
• M8: 5,367,272 km (0.114 R)
• M9: 5,759,518 km (0.072 R)
• M10: 7,143,448 km (0.076 R)
• M11: 8,062,428 km (0.037 R)
• M12: 10,309,088 km (0.103 R)
• M13: 11,997,300 km (0.033 R)
• M14: 15,052,239 km (0.099 R)
• M15: 15,438,051 km (0.073 R)
• M16: 16,716,964 km (0.037 R)
• M17: 18,676,696 km (0.111 R)
• M18: 19,941,695 km (0.105 R)
• M19: 28,165,240 km (0.086 R)
• M20: 29,106,061 km (0.098 R)
• M21: 30,067,526 km (0.119 R)
• M22: 31,549,293 km (0.106 R)
• M23: 32,308,054 km (0.072 R)
• M24: 37,258,397 km (0.086 R)
• M25: 37,539,491 km (0.061 R)
• M26: 45,195,013 km (0.072 R)
• M27: 48,460,585 km (0.095 R)
• M28: 49,132,129 km (0.099 R)
• M29: 52,230,750 km (0.059 R)
• M30: 54,547,872 km (0.095 R)
• M31: 61,516,290 km (0.062 R)
• M32: 68,001,806 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.9

Radius: 3.7

Gravity: 64.93 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 10.02 AU - 10.2 AU

Year: 20439 Days

Day: 19.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,347,549 km

• M1: 46,076 km (0.031 R)
• M2: 267,182 km (0.084 R)
• M3: 390,750 km (0.12 R)
• M4: 528,679 km (0.105 R)
• M5: 991,834 km (0.087 R)
• M6: 1,209,349 km (0.103 R)
• M7: 1,665,922 km (0.098 R)
• M8: 1,854,116 km (0.069 R)
• M9: 1,973,794 km (0.047 R)
• M10: 2,651,473 km (0.115 R)
• M11: 3,471,867 km (0.103 R)
• M12: 4,104,816 km (0.051 R)
• M13: 4,591,308 km (0.086 R)
• M14: 8,562,234 km (0.077 R)
• M15: 10,756,087 km (0.078 R)
• M16: 12,363,516 km (0.116 R)
• M17: 18,133,207 km (0.073 R)
• M18: 19,148,079 km (0.11 R)
• M19: 19,813,191 km (0.063 R)
• M20: 20,989,180 km (0.115 R)
• M21: 23,157,601 km (0.073 R)
• M22: 24,021,528 km (0.077 R)
• M23: 31,983,875 km (0.06 R)
• M24: 38,316,951 km (0.112 R)
• M25: 39,068,382 km (0.092 R)
• M26: 41,067,757 km (0.082 R)
• M27: 44,604,999 km (0.112 R)
• M28: 45,603,864 km (0.04 R)
• M29: 49,216,951 km (0.097 R)
• M30: 49,570,750 km (0.11 R)
• M31: 49,748,323 km (0.12 R)
• M32: 51,002,701 km (0.113 R)
• M33: 55,082,385 km (0.117 R)
• M34: 73,115,361 km (0.099 R)
• M35: 77,807,947 km (0.032 R)
• M36: 79,983,549 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236

Radius: 7.4

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 10.2 AU - 11.6 AU

Year: 22881 Days

Day: 17.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,347,549 km

• M1: 92,003 km (0.092 R)
• M2: 746,793 km (0.102 R)
• M3: 5,688,758 km (0.113 R)
• M4: 7,115,024 km (0.058 R)
• M5: 12,738,259 km (0.062 R)
• M6: 13,314,958 km (0.106 R)
• M7: 15,078,867 km (0.109 R)
• M8: 15,579,122 km (0.069 R)
• M9: 24,374,879 km (0.102 R)
• M10: 28,923,552 km (0.072 R)
• M11: 49,881,316 km (0.076 R)
• M12: 54,586,617 km (0.087 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 11,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit