🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.51 AU - 0.67 AU

Year: 297 Days

Day: 31.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.8

Radius: 11.2

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.71 AU - 0.81 AU

Year: 435 Days

Day: 6.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 87,517,627 km

• M1: 139,276 km (0.113 R)
• M2: 488,736 km (0.059 R)
• M3: 877,541 km (0.095 R)
• M4: 1,285,345 km (0.041 R)
• M5: 1,699,881 km (0.105 R)
• M6: 2,090,331 km (0.077 R)
• M7: 2,482,427 km (0.084 R)
• M8: 2,913,119 km (0.09 R)
• M9: 3,393,628 km (0.116 R)
• M10: 3,913,181 km (0.091 R)
• M11: 4,298,096 km (0.119 R)
• M12: 4,876,591 km (0.109 R)
• M13: 5,710,749 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.9

Radius: 14.5

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.86 AU - 0.9 AU

Year: 542 Days

Day: 5.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 87,517,627 km

• M1: 180,415 km (0.098 R)
• M2: 633,996 km (0.04 R)
• M3: 1,237,773 km (0.111 R)
• M4: 1,833,621 km (0.12 R)
• M5: 2,456,098 km (0.103 R)
• M6: 3,157,562 km (0.093 R)
• M7: 3,742,191 km (0.047 R)
• M8: 5,439,528 km (0.116 R)
• M9: 6,440,637 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.2

Radius: 13

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.02 AU - 2.88 AU

Year: 2516 Days

Day: 11.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 87,517,627 km

• M1: 163,959 km (0.089 R)
• M2: 599,139 km (0.114 R)
• M3: 1,050,626 km (0.067 R)
• M4: 1,531,733 km (0.101 R)
• M5: 2,186,672 km (0.081 R)
• M6: 2,818,573 km (0.116 R)
• M7: 3,444,491 km (0.093 R)
• M8: 4,202,354 km (0.107 R)
• M9: 5,138,238 km (0.108 R)
• M10: 5,618,746 km (0.086 R)
• M11: 6,450,211 km (0.057 R)
• M12: 7,849,550 km (0.043 R)
• M13: 8,787,977 km (0.073 R)
• M14: 9,691,698 km (0.079 R)
• M15: 10,352,921 km (0.044 R)
• M16: 11,281,175 km (0.088 R)
• M17: 13,126,316 km (0.065 R)
• M18: 13,799,057 km (0.108 R)
• M19: 16,826,918 km (0.106 R)
• M20: 17,247,438 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.9

Radius: 8.5

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.95 AU - 3.31 AU

Year: 3633 Days

Day: 14.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,517,627 km

• M1: 105,766 km (0.106 R)
• M2: 443,707 km (0.08 R)
• M3: 713,881 km (0.092 R)
• M4: 1,074,113 km (0.114 R)
• M5: 1,468,901 km (0.109 R)
• M6: 2,825,904 km (0.086 R)
• M7: 3,118,218 km (0.1 R)
• M8: 3,664,250 km (0.038 R)
• M9: 4,012,963 km (0.118 R)
• M10: 4,825,279 km (0.096 R)
• M11: 5,119,090 km (0.085 R)
• M12: 5,989,600 km (0.082 R)
• M13: 7,079,270 km (0.09 R)
• M14: 7,556,787 km (0.074 R)
• M15: 7,886,800 km (0.113 R)
• M16: 9,839,052 km (0.102 R)
• M17: 10,153,507 km (0.112 R)
• M18: 11,221,785 km (0.077 R)
• M19: 11,827,208 km (0.099 R)
• M20: 12,182,951 km (0.103 R)
• M21: 12,962,356 km (0.073 R)
• M22: 14,620,350 km (0.057 R)
• M23: 16,142,508 km (0.09 R)
• M24: 16,746,434 km (0.104 R)
• M25: 19,010,149 km (0.112 R)
• M26: 19,745,872 km (0.058 R)
• M27: 20,691,929 km (0.118 R)
• M28: 21,078,639 km (0.104 R)
• M29: 21,667,905 km (0.1 R)
• M30: 21,933,292 km (0.116 R)
• M31: 22,200,773 km (0.102 R)
• M32: 22,810,833 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.6

Radius: 13.2

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.09 AU - 3.27 AU

Year: 3720 Days

Day: 12.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,517,627 km

• M1: 165,605 km (0.068 R)
• M2: 619,634 km (0.103 R)
• M3: 1,180,776 km (0.051 R)
• M4: 1,998,328 km (0.074 R)
• M5: 2,450,264 km (0.116 R)
• M6: 2,902,049 km (0.104 R)
• M7: 3,371,487 km (0.119 R)
• M8: 3,912,732 km (0.072 R)
• M9: 5,673,499 km (0.117 R)
• M10: 6,208,162 km (0.09 R)
• M11: 8,692,085 km (0.065 R)
• M12: 9,953,943 km (0.105 R)
• M13: 12,369,949 km (0.117 R)
• M14: 13,078,594 km (0.114 R)
• M15: 14,680,637 km (0.103 R)
• M16: 16,242,439 km (0.054 R)
• M17: 18,881,346 km (0.083 R)
• M18: 19,694,111 km (0.06 R)
• M19: 20,792,010 km (0.096 R)
• M20: 21,523,992 km (0.056 R)
• M21: 23,180,489 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.9

Radius: 13.5

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.78 AU - 5.48 AU

Year: 7622 Days

Day: 7.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,517,627 km

• M1: 167,849 km (0.074 R)
• M2: 610,060 km (0.112 R)
• M3: 1,140,235 km (0.091 R)
• M4: 1,731,745 km (0.101 R)
• M5: 2,405,085 km (0.114 R)
• M6: 2,947,078 km (0.081 R)
• M7: 3,961,651 km (0.101 R)
• M8: 4,382,021 km (0.051 R)
• M9: 5,255,074 km (0.078 R)
• M10: 5,702,820 km (0.046 R)
• M11: 6,241,223 km (0.078 R)
• M12: 7,908,641 km (0.033 R)
• M13: 8,702,108 km (0.102 R)
• M14: 10,035,923 km (0.027 R)
• M15: 11,159,104 km (0.116 R)
• M16: 12,838,190 km (0.03 R)
• M17: 14,855,966 km (0.107 R)
• M18: 17,798,257 km (0.038 R)
• M19: 19,512,050 km (0.086 R)
• M20: 24,315,638 km (0.098 R)
• M21: 24,977,309 km (0.111 R)
• M22: 28,557,934 km (0.1 R)
• M23: 31,094,665 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.6

Radius: 3.4

Gravity: 69.78 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 8.89 AU - 12.37 AU

Year: 22736 Days

Day: 23.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,517,627 km

• M1: 42,486 km (0.12 R)
• M2: 605,123 km (0.064 R)
• M3: 1,106,575 km (0.096 R)
• M4: 1,861,446 km (0.109 R)
• M5: 2,220,182 km (0.117 R)
• M6: 4,261,146 km (0.03 R)
• M7: 4,545,382 km (0.094 R)
• M8: 4,956,776 km (0.098 R)
• M9: 14,595,965 km (0.065 R)
• M10: 15,240,283 km (0.07 R)
• M11: 16,072,197 km (0.111 R)
• M12: 16,242,140 km (0.118 R)
• M13: 17,644,919 km (0.066 R)
• M14: 19,126,537 km (0.057 R)
• M15: 22,440,129 km (0.055 R)
• M16: 28,158,508 km (0.115 R)
• M17: 29,029,317 km (0.04 R)
• M18: 29,155,129 km (0.078 R)
• M19: 29,407,949 km (0.12 R)
• M20: 32,692,221 km (0.054 R)
• M21: 43,499,470 km (0.118 R)
• M22: 45,166,440 km (0.092 R)
• M23: 46,186,697 km (0.12 R)
• M24: 47,396,495 km (0.084 R)
• M25: 58,643,861 km (0.069 R)
• M26: 74,333,237 km (0.095 R)
• M27: 75,516,108 km (0.066 R)
• M28: 77,434,850 km (0.095 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 19,777 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit