🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.8

Radius: 14.1

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.88 AU - 1.28 AU

Year: 775 Days

Day: 14.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 42,718,192 km

• M1: 175,777 km (0.046 R)
• M2: 839,394 km (0.109 R)
• M3: 1,624,483 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.3

Radius: 12.5

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.87 AU - 2.03 AU

Year: 1880 Days

Day: 7.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,718,192 km

• M1: 164,857 km (0.11 R)
• M2: 601,982 km (0.051 R)
• M3: 1,354,758 km (0.104 R)
• M4: 1,775,876 km (0.094 R)
• M5: 2,454,303 km (0.091 R)
• M6: 3,432,972 km (0.097 R)
• M7: 3,983,941 km (0.093 R)
• M8: 4,932,242 km (0.108 R)
• M9: 5,518,366 km (0.095 R)
• M10: 6,125,434 km (0.093 R)
• M11: 6,616,265 km (0.058 R)
• M12: 7,105,300 km (0.117 R)
• M13: 7,589,399 km (0.101 R)
• M14: 8,848,116 km (0.079 R)
• M15: 11,776,195 km (0.082 R)
• M16: 12,992,874 km (0.098 R)
• M17: 13,631,807 km (0.1 R)
• M18: 14,113,512 km (0.093 R)
• M19: 15,111,180 km (0.093 R)
• M20: 16,106,904 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.3

Radius: 10.3

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.89 AU - 2.11 AU

Year: 1952 Days

Day: 5.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,718,192 km

• M1: 128,056 km (0.08 R)
• M2: 472,430 km (0.053 R)
• M3: 860,936 km (0.1 R)
• M4: 1,333,067 km (0.104 R)
• M5: 1,691,653 km (0.108 R)
• M6: 2,566,950 km (0.04 R)
• M7: 2,974,155 km (0.033 R)
• M8: 3,596,183 km (0.113 R)
• M9: 4,302,734 km (0.113 R)
• M10: 4,626,763 km (0.081 R)
• M11: 5,627,274 km (0.094 R)
• M12: 6,065,745 km (0.116 R)
• M13: 7,665,096 km (0.087 R)
• M14: 8,022,036 km (0.1 R)
• M15: 8,769,427 km (0.079 R)
• M16: 9,427,209 km (0.049 R)
• M17: 10,620,402 km (0.109 R)
• M18: 10,952,509 km (0.1 R)
• M19: 11,793,548 km (0.094 R)
• M20: 12,149,890 km (0.093 R)
• M21: 12,718,362 km (0.055 R)
• M22: 13,561,197 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.4

Radius: 12.5

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.85 AU - 3.05 AU

Year: 2647 Days

Day: 12.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,718,192 km

• M1: 156,180 km (0.047 R)
• M2: 1,259,016 km (0.047 R)
• M3: 2,021,516 km (0.112 R)
• M4: 3,039,081 km (0.096 R)
• M5: 3,427,736 km (0.072 R)
• M6: 4,328,465 km (0.041 R)
• M7: 5,662,728 km (0.089 R)
• M8: 6,655,160 km (0.076 R)
• M9: 7,254,749 km (0.109 R)
• M10: 8,666,504 km (0.081 R)
• M11: 10,569,389 km (0.05 R)
• M12: 11,220,139 km (0.073 R)
• M13: 11,682,846 km (0.116 R)
• M14: 12,114,585 km (0.055 R)
• M15: 12,601,676 km (0.032 R)
• M16: 14,142,235 km (0.078 R)
• M17: 15,441,642 km (0.115 R)
• M18: 17,819,949 km (0.091 R)
• M19: 18,977,986 km (0.112 R)
• M20: 20,001,086 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.6

Radius: 9.3

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.68 AU - 2.7 AU

Year: 3045 Days

Day: 5.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,718,192 km

• M1: 118,482 km (0.114 R)
• M2: 422,016 km (0.096 R)
• M3: 877,392 km (0.118 R)
• M4: 1,812,528 km (0.064 R)
• M5: 2,125,038 km (0.055 R)
• M6: 2,877,814 km (0.077 R)
• M7: 3,232,212 km (0.111 R)
• M8: 4,567,672 km (0.055 R)
• M9: 5,490,541 km (0.12 R)
• M10: 8,424,155 km (0.059 R)
• M11: 9,533,872 km (0.093 R)
• M12: 11,075,927 km (0.05 R)
• M13: 11,420,601 km (0.049 R)
• M14: 11,996,104 km (0.1 R)
• M15: 12,683,955 km (0.085 R)
• M16: 15,593,334 km (0.079 R)
• M17: 16,861,026 km (0.051 R)
• M18: 17,490,983 km (0.119 R)
• M19: 20,554,448 km (0.088 R)
• M20: 21,405,959 km (0.083 R)
• M21: 22,417,391 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.9

Radius: 11.9

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.24 AU - 3.66 AU

Year: 4423 Days

Day: 14.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,718,192 km

• M1: 149,747 km (0.048 R)
• M2: 595,400 km (0.035 R)
• M3: 1,282,353 km (0.113 R)
• M4: 1,929,214 km (0.074 R)
• M5: 2,484,970 km (0.039 R)
• M6: 2,961,290 km (0.078 R)
• M7: 3,600,821 km (0.106 R)
• M8: 4,947,202 km (0.112 R)
• M9: 6,827,348 km (0.093 R)
• M10: 12,709,685 km (0.11 R)
• M11: 13,408,308 km (0.11 R)
• M12: 17,473,779 km (0.035 R)
• M13: 20,419,661 km (0.067 R)
• M14: 21,447,996 km (0.111 R)
• M15: 23,981,137 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.6

Radius: 7.5

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.15 AU - 7.45 AU

Year: 13614 Days

Day: 24.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,718,192 km

• M1: 93,199 km (0.112 R)
• M2: 409,300 km (0.109 R)
• M3: 653,593 km (0.081 R)
• M4: 913,744 km (0.049 R)
• M5: 1,529,638 km (0.093 R)
• M6: 2,217,489 km (0.069 R)
• M7: 2,583,106 km (0.087 R)
• M8: 4,269,374 km (0.109 R)
• M9: 4,807,178 km (0.11 R)
• M10: 5,881,590 km (0.088 R)
• M11: 6,805,207 km (0.114 R)
• M12: 7,904,303 km (0.093 R)
• M13: 8,453,028 km (0.11 R)
• M14: 8,936,827 km (0.092 R)
• M15: 9,720,870 km (0.115 R)
• M16: 10,650,321 km (0.094 R)
• M17: 11,214,904 km (0.108 R)
• M18: 13,028,479 km (0.089 R)
• M19: 13,495,972 km (0.085 R)
• M20: 15,413,817 km (0.061 R)
• M21: 16,811,809 km (0.068 R)
• M22: 20,712,573 km (0.103 R)
• M23: 21,429,895 km (0.108 R)
• M24: 24,819,783 km (0.052 R)
• M25: 25,902,423 km (0.114 R)
• M26: 27,299,816 km (0.09 R)
• M27: 33,938,371 km (0.068 R)
• M28: 36,408,531 km (0.073 R)
• M29: 38,041,243 km (0.065 R)
• M30: 40,952,866 km (0.108 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 15,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit