🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.99 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.67 AU - 2.27 AU

Year: 1065 Days

Day: 19.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,879,961 km

• M1: 1,064,389 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.59 AU - 2.53 AU

Year: 1138 Days

Day: 12.3 Hours

Environment

Temp: -94 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,879,961 km

• M1: 202,705 km (0.09 R)
• M2: 1,252,284 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.1

Radius: 13.1

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.41 AU - 5.59 AU

Year: 4305 Days

Day: 8.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,879,961 km

• M1: 165,156 km (0.107 R)
• M2: 702,960 km (0.073 R)
• M3: 1,232,686 km (0.091 R)
• M4: 2,386,236 km (0.111 R)
• M5: 3,078,275 km (0.106 R)
• M6: 4,505,289 km (0.114 R)
• M7: 7,478,846 km (0.091 R)
• M8: 8,116,582 km (0.086 R)
• M9: 8,999,509 km (0.066 R)
• M10: 10,442,829 km (0.053 R)
• M11: 11,612,385 km (0.077 R)
• M12: 13,504,798 km (0.104 R)
• M13: 14,597,611 km (0.114 R)
• M14: 18,687,616 km (0.052 R)
• M15: 19,565,008 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.6

Radius: 10

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.17 AU - 8.07 AU

Year: 7315 Days

Day: 7.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 172.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,879,961 km

• M1: 125,213 km (0.077 R)
• M2: 594,502 km (0.078 R)
• M3: 962,214 km (0.113 R)
• M4: 1,314,367 km (0.047 R)
• M5: 1,961,976 km (0.119 R)
• M6: 3,014,247 km (0.118 R)
• M7: 3,761,938 km (0.111 R)
• M8: 4,434,380 km (0.096 R)
• M9: 4,915,936 km (0.045 R)
• M10: 5,818,011 km (0.064 R)
• M11: 6,153,559 km (0.09 R)
• M12: 7,627,247 km (0.115 R)
• M13: 8,531,567 km (0.098 R)
• M14: 9,459,971 km (0.073 R)
• M15: 11,155,064 km (0.118 R)
• M16: 12,209,879 km (0.109 R)
• M17: 13,737,872 km (0.113 R)
• M18: 20,898,823 km (0.1 R)
• M19: 24,091,839 km (0.098 R)
• M20: 28,836,186 km (0.03 R)
• M21: 30,412,649 km (0.118 R)
• M22: 31,222,123 km (0.098 R)
• M23: 33,308,564 km (0.061 R)
• M24: 34,713,438 km (0.081 R)
• M25: 36,270,303 km (0.103 R)
• M26: 38,692,143 km (0.086 R)
• M27: 39,046,690 km (0.113 R)
• M28: 39,403,331 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733

Radius: 10.7

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.5 AU - 9.44 AU

Year: 9491 Days

Day: 13.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,879,961 km

• M1: 133,142 km (0.086 R)
• M2: 1,001,857 km (0.102 R)
• M3: 2,806,456 km (0.098 R)
• M4: 3,200,347 km (0.087 R)
• M5: 5,756,077 km (0.079 R)
• M6: 6,507,358 km (0.038 R)
• M7: 8,248,378 km (0.076 R)
• M8: 9,537,163 km (0.099 R)
• M9: 12,452,228 km (0.067 R)
• M10: 13,584,085 km (0.072 R)
• M11: 14,143,581 km (0.105 R)
• M12: 18,274,876 km (0.063 R)
• M13: 22,452,845 km (0.111 R)
• M14: 23,147,578 km (0.113 R)
• M15: 33,755,712 km (0.102 R)
• M16: 37,501,344 km (0.113 R)
• M17: 43,224,809 km (0.031 R)
• M18: 46,643,270 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.9

Radius: 8.8

Gravity: 11.12 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 8.85 AU - 13.49 AU

Year: 14373 Days

Day: 10.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,879,961 km

• M1: 109,506 km (0.095 R)
• M2: 410,347 km (0.081 R)
• M3: 1,030,131 km (0.1 R)
• M4: 2,325,798 km (0.113 R)
• M5: 3,203,638 km (0.085 R)
• M6: 3,718,405 km (0.104 R)
• M7: 5,194,038 km (0.112 R)
• M8: 6,263,962 km (0.09 R)
• M9: 11,353,132 km (0.11 R)
• M10: 12,547,970 km (0.1 R)
• M11: 13,075,303 km (0.059 R)
• M12: 13,548,780 km (0.105 R)
• M13: 14,103,788 km (0.114 R)
• M14: 14,386,977 km (0.088 R)
• M15: 19,104,246 km (0.082 R)
• M16: 20,972,873 km (0.084 R)
• M17: 25,485,643 km (0.055 R)
• M18: 26,653,404 km (0.074 R)
• M19: 29,439,365 km (0.103 R)
• M20: 36,772,653 km (0.091 R)
• M21: 38,814,065 km (0.07 R)
• M22: 41,797,346 km (0.09 R)
• M23: 42,529,627 km (0.043 R)
• M24: 43,419,585 km (0.077 R)
• M25: 46,008,376 km (0.06 R)
• M26: 46,946,056 km (0.092 R)
• M27: 52,842,007 km (0.103 R)
• M28: 56,321,504 km (0.105 R)
• M29: 57,574,685 km (0.065 R)
• M30: 58,846,267 km (0.098 R)
• M31: 62,391,886 km (0.069 R)
• M32: 63,540,499 km (0.068 R)
• M33: 65,879,910 km (0.081 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 18,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit