🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.57 AU - 0.65 AU

Year: 308 Days

Day: 13 Hours

Environment

Temp: -135 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.5

Radius: 14.8

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.94 AU - 1.52 AU

Year: 881 Days

Day: 10.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,931,451 km

• M1: 186,549 km (0.111 R)
• M2: 776,114 km (0.107 R)
• M3: 1,385,725 km (0.111 R)
• M4: 1,977,833 km (0.031 R)
• M5: 2,976,250 km (0.098 R)
• M6: 3,732,916 km (0.083 R)
• M7: 4,273,114 km (0.107 R)
• M8: 5,433,544 km (0.06 R)
• M9: 6,658,452 km (0.078 R)
• M10: 7,144,944 km (0.096 R)
• M11: 9,221,213 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.6

Radius: 10.8

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.85 AU - 2.47 AU

Year: 2050 Days

Day: 14.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,931,451 km

• M1: 134,339 km (0.061 R)
• M2: 486,642 km (0.104 R)
• M3: 1,280,857 km (0.1 R)
• M4: 1,631,066 km (0.092 R)
• M5: 2,010,895 km (0.117 R)
• M6: 2,436,650 km (0.116 R)
• M7: 2,983,730 km (0.096 R)
• M8: 4,089,707 km (0.082 R)
• M9: 4,886,764 km (0.087 R)
• M10: 5,808,736 km (0.099 R)
• M11: 6,337,115 km (0.112 R)
• M12: 6,925,035 km (0.081 R)
• M13: 7,490,665 km (0.064 R)
• M14: 8,302,831 km (0.089 R)
• M15: 9,407,911 km (0.066 R)
• M16: 10,353,220 km (0.069 R)
• M17: 11,131,428 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.8

Radius: 13.8

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.22 AU - 4.44 AU

Year: 5818 Days

Day: 14.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,931,451 km

• M1: 171,738 km (0.078 R)
• M2: 631,004 km (0.086 R)
• M3: 1,103,883 km (0.08 R)
• M4: 1,810,134 km (0.095 R)
• M5: 2,392,818 km (0.095 R)
• M6: 3,244,179 km (0.089 R)
• M7: 3,966,288 km (0.116 R)
• M8: 4,738,513 km (0.054 R)
• M9: 5,426,812 km (0.099 R)
• M10: 6,447,519 km (0.096 R)
• M11: 7,554,692 km (0.091 R)
• M12: 8,578,092 km (0.054 R)
• M13: 9,166,310 km (0.117 R)
• M14: 11,895,723 km (0.032 R)
• M15: 12,896,982 km (0.068 R)
• M16: 15,370,433 km (0.083 R)
• M17: 17,873,954 km (0.111 R)
• M18: 19,400,301 km (0.081 R)
• M19: 21,012,068 km (0.114 R)
• M20: 22,239,219 km (0.064 R)
• M21: 24,752,015 km (0.107 R)
• M22: 25,429,992 km (0.1 R)
• M23: 27,448,666 km (0.06 R)
• M24: 33,522,190 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.7

Radius: 3.5

Gravity: 52.63 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.45 AU - 7.75 AU

Year: 12215 Days

Day: 22.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,931,451 km

• M1: 43,533 km (0.106 R)
• M2: 197,170 km (0.11 R)
• M3: 599,139 km (0.086 R)
• M4: 775,665 km (0.093 R)
• M5: 1,246,300 km (0.062 R)
• M6: 2,694,706 km (0.098 R)
• M7: 3,176,262 km (0.064 R)
• M8: 4,307,820 km (0.073 R)
• M9: 6,509,303 km (0.046 R)
• M10: 6,788,003 km (0.091 R)
• M11: 7,412,126 km (0.119 R)
• M12: 9,513,078 km (0.103 R)
• M13: 10,186,717 km (0.095 R)
• M14: 11,628,392 km (0.082 R)
• M15: 18,361,194 km (0.08 R)
• M16: 19,978,945 km (0.096 R)
• M17: 23,773,794 km (0.096 R)
• M18: 26,992,393 km (0.083 R)
• M19: 32,288,756 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166.5

Radius: 4

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.46 AU - 8.62 AU

Year: 16114 Days

Day: 16.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,931,451 km

• M1: 50,115 km (0.056 R)
• M2: 530,025 km (0.109 R)
• M3: 931,995 km (0.106 R)
• M4: 1,104,032 km (0.086 R)
• M5: 1,273,078 km (0.111 R)
• M6: 3,292,051 km (0.079 R)
• M7: 3,619,969 km (0.109 R)
• M8: 6,198,289 km (0.106 R)
• M9: 6,994,598 km (0.11 R)
• M10: 10,416,350 km (0.091 R)
• M11: 11,275,491 km (0.102 R)
• M12: 13,191,391 km (0.112 R)
• M13: 17,723,309 km (0.118 R)
• M14: 19,239,483 km (0.115 R)
• M15: 23,530,847 km (0.026 R)
• M16: 24,302,922 km (0.074 R)
• M17: 26,444,416 km (0.105 R)
• M18: 27,372,670 km (0.106 R)
• M19: 30,995,931 km (0.104 R)
• M20: 33,188,288 km (0.057 R)
• M21: 34,595,854 km (0.065 R)
• M22: 39,896,107 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.3

Radius: 7.1

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.85 AU - 9.95 AU

Year: 18608 Days

Day: 24.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,931,451 km

• M1: 88,263 km (0.118 R)
• M2: 387,608 km (0.057 R)
• M3: 612,902 km (0.088 R)
• M4: 929,751 km (0.111 R)
• M5: 1,436,289 km (0.096 R)
• M6: 1,704,069 km (0.066 R)
• M7: 1,952,701 km (0.079 R)
• M8: 4,314,851 km (0.089 R)
• M9: 7,895,028 km (0.094 R)
• M10: 9,532,077 km (0.068 R)
• M11: 10,106,832 km (0.081 R)
• M12: 10,430,113 km (0.109 R)
• M13: 11,792,202 km (0.087 R)
• M14: 13,397,237 km (0.05 R)
• M15: 16,362,865 km (0.115 R)
• M16: 17,492,629 km (0.077 R)
• M17: 18,916,052 km (0.106 R)
• M18: 20,075,137 km (0.113 R)
• M19: 20,844,967 km (0.049 R)
• M20: 21,280,895 km (0.107 R)
• M21: 21,723,107 km (0.093 R)
• M22: 22,809,187 km (0.076 R)
• M23: 23,272,193 km (0.118 R)
• M24: 27,101,749 km (0.118 R)
• M25: 30,318,552 km (0.1 R)
• M26: 32,599,171 km (0.113 R)
• M27: 47,214,883 km (0.111 R)
• M28: 50,270,719 km (0.091 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: 256 - 14,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit