🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.47 AU - 0.53 AU

Year: 232 Days

Day: 27.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,455,418 km

• M1: 156,479 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.9

Radius: 9

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.99 AU - 1.31 AU

Year: 809 Days

Day: 5.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,455,418 km

• M1: 114,143 km (0.111 R)
• M2: 528,828 km (0.113 R)
• M3: 946,805 km (0.072 R)
• M4: 1,511,686 km (0.104 R)
• M5: 1,953,000 km (0.097 R)
• M6: 2,386,385 km (0.099 R)
• M7: 2,894,569 km (0.032 R)
• M8: 3,995,909 km (0.094 R)
• M9: 4,522,942 km (0.11 R)
• M10: 4,927,006 km (0.109 R)
• M11: 5,408,262 km (0.068 R)
• M12: 6,444,676 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.1

Radius: 13.3

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.93 AU - 1.41 AU

Year: 830 Days

Day: 7.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,455,418 km

• M1: 166,802 km (0.074 R)
• M2: 666,309 km (0.069 R)
• M3: 1,204,562 km (0.11 R)
• M4: 2,268,951 km (0.115 R)
• M5: 2,734,200 km (0.118 R)
• M6: 3,590,648 km (0.064 R)
• M7: 4,089,258 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.2

Radius: 14

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.44 AU - 2.12 AU

Year: 1558 Days

Day: 13 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,455,418 km

• M1: 176,226 km (0.099 R)
• M2: 1,003,054 km (0.047 R)
• M3: 1,519,017 km (0.034 R)
• M4: 2,050,388 km (0.075 R)
• M5: 2,623,647 km (0.046 R)
• M6: 3,303,121 km (0.076 R)
• M7: 4,023,884 km (0.104 R)
• M8: 4,785,337 km (0.087 R)
• M9: 6,938,200 km (0.115 R)
• M10: 8,456,468 km (0.078 R)
• M11: 9,180,373 km (0.087 R)
• M12: 10,431,460 km (0.118 R)
• M13: 11,116,767 km (0.116 R)
• M14: 11,793,399 km (0.106 R)
• M15: 13,229,239 km (0.097 R)
• M16: 14,205,963 km (0.117 R)
• M17: 15,093,827 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.3

Radius: 14.5

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.91 AU - 4.63 AU

Year: 4802 Days

Day: 5.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,455,418 km

• M1: 180,265 km (0.041 R)
• M2: 745,446 km (0.083 R)
• M3: 1,436,439 km (0.116 R)
• M4: 2,469,861 km (0.092 R)
• M5: 3,955,218 km (0.04 R)
• M6: 4,523,989 km (0.094 R)
• M7: 5,089,918 km (0.025 R)
• M8: 5,702,970 km (0.067 R)
• M9: 6,935,806 km (0.087 R)
• M10: 7,640,861 km (0.099 R)
• M11: 8,473,971 km (0.092 R)
• M12: 9,482,710 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.7

Radius: 9.3

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.74 AU - 6.02 AU

Year: 7072 Days

Day: 6.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 37,455,418 km

• M1: 115,938 km (0.111 R)
• M2: 405,410 km (0.079 R)
• M3: 702,811 km (0.104 R)
• M4: 1,134,251 km (0.119 R)
• M5: 1,424,920 km (0.041 R)
• M6: 1,766,003 km (0.035 R)
• M7: 2,161,839 km (0.072 R)
• M8: 2,967,423 km (0.117 R)
• M9: 3,599,923 km (0.081 R)
• M10: 4,985,050 km (0.114 R)
• M11: 5,465,708 km (0.106 R)
• M12: 7,058,177 km (0.094 R)
• M13: 8,513,316 km (0.052 R)
• M14: 9,558,257 km (0.09 R)
• M15: 9,924,921 km (0.091 R)
• M16: 11,953,767 km (0.085 R)
• M17: 14,009,093 km (0.103 R)
• M18: 16,879,726 km (0.114 R)
• M19: 18,382,138 km (0.119 R)
• M20: 19,165,881 km (0.079 R)
• M21: 19,676,159 km (0.035 R)
• M22: 21,808,228 km (0.105 R)
• M23: 23,011,593 km (0.096 R)
• M24: 25,725,897 km (0.083 R)
• M25: 26,346,878 km (0.088 R)
• M26: 29,699,665 km (0.071 R)
• M27: 30,679,083 km (0.119 R)
• M28: 31,176,944 km (0.111 R)
• M29: 36,789,408 km (0.096 R)
• M30: 37,691,184 km (0.108 R)
• M31: 38,492,280 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.7

Radius: 4.9

Gravity: 20.65 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.18 AU - 8.46 AU

Year: 11684 Days

Day: 20.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,455,418 km

• M1: 61,934 km (0.111 R)
• M2: 279,000 km (0.054 R)
• M3: 596,746 km (0.095 R)
• M4: 1,096,403 km (0.089 R)
• M5: 1,348,176 km (0.065 R)
• M6: 2,515,339 km (0.073 R)
• M7: 2,910,875 km (0.056 R)
• M8: 3,112,234 km (0.12 R)
• M9: 3,568,059 km (0.082 R)
• M10: 4,376,635 km (0.091 R)
• M11: 6,764,816 km (0.11 R)
• M12: 6,999,535 km (0.047 R)
• M13: 7,950,080 km (0.111 R)
• M14: 8,211,577 km (0.113 R)
• M15: 9,363,331 km (0.058 R)
• M16: 10,514,486 km (0.114 R)
• M17: 16,204,890 km (0.111 R)
• M18: 18,079,800 km (0.099 R)
• M19: 19,381,003 km (0.027 R)
• M20: 23,124,240 km (0.118 R)
• M21: 24,932,280 km (0.108 R)
• M22: 25,211,430 km (0.083 R)
• M23: 27,125,684 km (0.112 R)
• M24: 31,456,692 km (0.105 R)
• M25: 35,989,209 km (0.11 R)
• M26: 37,795,304 km (0.026 R)
• M27: 43,709,506 km (0.057 R)
• M28: 46,322,233 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.2

Radius: 3.8

Gravity: 15.8 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.64 AU - 7.22 AU

Year: 11968 Days

Day: 20.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 37,455,418 km

• M1: 84,672 km (0.112 R)
• M2: 218,413 km (0.064 R)
• M3: 526,585 km (0.096 R)
• M4: 689,646 km (0.053 R)
• M5: 997,818 km (0.116 R)
• M6: 1,416,243 km (0.074 R)
• M7: 1,637,498 km (0.063 R)
• M8: 3,255,549 km (0.116 R)
• M9: 3,456,010 km (0.109 R)
• M10: 3,980,949 km (0.103 R)
• M11: 4,529,674 km (0.06 R)
• M12: 5,553,671 km (0.102 R)
• M13: 6,003,363 km (0.079 R)
• M14: 6,305,101 km (0.027 R)
• M15: 6,758,533 km (0.105 R)
• M16: 7,691,126 km (0.046 R)
• M17: 10,038,616 km (0.112 R)
• M18: 10,320,458 km (0.087 R)
• M19: 11,603,260 km (0.091 R)
• M20: 14,961,433 km (0.112 R)
• M21: 16,860,578 km (0.1 R)
• M22: 20,149,188 km (0.071 R)
• M23: 20,297,888 km (0.118 R)
• M24: 22,617,552 km (0.118 R)
• M25: 22,939,487 km (0.095 R)
• M26: 25,022,039 km (0.083 R)
• M27: 26,507,845 km (0.087 R)
• M28: 31,018,819 km (0.098 R)
• M29: 31,516,232 km (0.102 R)
• M30: 34,294,414 km (0.097 R)
• M31: 34,826,085 km (0.109 R)
• M32: 36,454,458 km (0.106 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: 471 - 15,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit