🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.6

Radius: 10.5

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.55 AU - 1.91 AU

Year: 1571 Days

Day: 12.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,953,502 km

• M1: 130,599 km (0.079 R)
• M2: 556,205 km (0.09 R)
• M3: 895,642 km (0.04 R)
• M4: 1,507,348 km (0.101 R)
• M5: 2,220,780 km (0.102 R)
• M6: 2,852,083 km (0.062 R)
• M7: 4,966,799 km (0.112 R)
• M8: 5,992,592 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.1

Radius: 10.3

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.7 AU - 1.98 AU

Year: 1723 Days

Day: 10.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,953,502 km

• M1: 128,205 km (0.108 R)
• M2: 453,730 km (0.115 R)
• M3: 860,637 km (0.04 R)
• M4: 1,219,372 km (0.094 R)
• M5: 1,898,995 km (0.072 R)
• M6: 2,230,205 km (0.074 R)
• M7: 2,679,298 km (0.107 R)
• M8: 4,270,421 km (0.098 R)
• M9: 4,629,157 km (0.088 R)
• M10: 5,407,365 km (0.072 R)
• M11: 7,624,405 km (0.093 R)
• M12: 8,326,617 km (0.082 R)
• M13: 8,828,518 km (0.085 R)
• M14: 9,571,272 km (0.06 R)
• M15: 10,056,268 km (0.112 R)
• M16: 11,755,700 km (0.065 R)
• M17: 13,278,905 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.2

Radius: 14.7

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.94 AU - 3.06 AU

Year: 3587 Days

Day: 6.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,953,502 km

• M1: 182,809 km (0.108 R)
• M2: 677,678 km (0.092 R)
• M3: 1,628,223 km (0.113 R)
• M4: 2,599,861 km (0.058 R)
• M5: 3,597,978 km (0.109 R)
• M6: 4,415,232 km (0.054 R)
• M7: 4,878,686 km (0.071 R)
• M8: 8,354,891 km (0.047 R)
• M9: 9,222,410 km (0.041 R)
• M10: 10,584,349 km (0.077 R)
• M11: 12,527,625 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.7

Radius: 8.7

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.05 AU - 4.97 AU

Year: 5543 Days

Day: 8.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 30,953,502 km

• M1: 108,309 km (0.102 R)
• M2: 416,331 km (0.1 R)
• M3: 810,072 km (0.049 R)
• M4: 1,162,974 km (0.072 R)
• M5: 1,542,803 km (0.059 R)
• M6: 1,931,009 km (0.043 R)
• M7: 2,644,442 km (0.107 R)
• M8: 4,201,456 km (0.094 R)
• M9: 5,075,856 km (0.072 R)
• M10: 5,451,945 km (0.101 R)
• M11: 5,815,468 km (0.107 R)
• M12: 6,692,859 km (0.091 R)
• M13: 7,996,605 km (0.12 R)
• M14: 8,749,381 km (0.071 R)
• M15: 9,291,075 km (0.118 R)
• M16: 9,591,767 km (0.094 R)
• M17: 10,258,375 km (0.033 R)
• M18: 10,672,910 km (0.12 R)
• M19: 11,983,986 km (0.073 R)
• M20: 12,809,916 km (0.089 R)
• M21: 13,673,245 km (0.114 R)
• M22: 14,175,595 km (0.112 R)
• M23: 18,243,460 km (0.07 R)
• M24: 20,980,503 km (0.117 R)
• M25: 22,331,521 km (0.04 R)
• M26: 25,456,172 km (0.092 R)
• M27: 27,341,404 km (0.075 R)
• M28: 31,195,943 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.9

Radius: 6.1

Gravity: 17.14 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.49 AU - 6.75 AU

Year: 9196 Days

Day: 24.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 30,953,502 km

• M1: 75,996 km (0.112 R)
• M2: 300,692 km (0.1 R)
• M3: 540,048 km (0.098 R)
• M4: 741,706 km (0.115 R)
• M5: 1,109,567 km (0.094 R)
• M6: 1,417,889 km (0.111 R)
• M7: 1,922,183 km (0.096 R)
• M8: 2,120,400 km (0.1 R)
• M9: 2,946,629 km (0.104 R)
• M10: 4,321,284 km (0.119 R)
• M11: 5,117,145 km (0.097 R)
• M12: 5,733,189 km (0.049 R)
• M13: 6,957,049 km (0.11 R)
• M14: 8,389,299 km (0.112 R)
• M15: 8,697,770 km (0.09 R)
• M16: 8,922,615 km (0.117 R)
• M17: 11,283,868 km (0.119 R)
• M18: 12,323,723 km (0.05 R)
• M19: 12,665,105 km (0.072 R)
• M20: 12,954,278 km (0.083 R)
• M21: 14,031,831 km (0.117 R)
• M22: 15,363,103 km (0.104 R)
• M23: 16,845,917 km (0.06 R)
• M24: 17,195,826 km (0.052 R)
• M25: 18,274,427 km (0.078 R)
• M26: 20,805,025 km (0.106 R)
• M27: 24,889,047 km (0.09 R)
• M28: 26,454,738 km (0.111 R)
• M29: 27,213,797 km (0.059 R)
• M30: 29,174,876 km (0.105 R)
• M31: 30,189,748 km (0.106 R)
• M32: 39,171,903 km (0.104 R)
• M33: 41,412,580 km (0.111 R)
• M34: 41,666,747 km (0.075 R)
• M35: 42,952,989 km (0.091 R)

Asteroid Belt

Center: 6.1 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.9

Radius: 6.1

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.97 AU - 8.19 AU

Year: 11651 Days

Day: 20.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,953,502 km

• M1: 75,996 km (0.064 R)
• M2: 436,975 km (0.066 R)
• M3: 1,783,655 km (0.027 R)
• M4: 2,429,469 km (0.082 R)
• M5: 2,946,180 km (0.111 R)
• M6: 3,180,451 km (0.073 R)
• M7: 4,147,751 km (0.079 R)
• M8: 4,392,493 km (0.089 R)
• M9: 5,469,448 km (0.088 R)
• M10: 5,884,881 km (0.051 R)
• M11: 6,812,388 km (0.11 R)
• M12: 8,713,178 km (0.098 R)
• M13: 10,712,404 km (0.095 R)
• M14: 12,588,212 km (0.06 R)
• M15: 15,590,641 km (0.113 R)
• M16: 16,123,509 km (0.102 R)
• M17: 16,668,494 km (0.081 R)
• M18: 17,100,832 km (0.076 R)
• M19: 17,540,500 km (0.063 R)
• M20: 18,052,274 km (0.032 R)
• M21: 20,338,878 km (0.09 R)
• M22: 23,963,485 km (0.049 R)
• M23: 26,133,701 km (0.102 R)
• M24: 27,223,970 km (0.09 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 13,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit