🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79

Radius: 14.9

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.45 AU - 0.71 AU

Year: 310 Days

Day: 9.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 52,601,506 km

• M1: 185,501 km (0.046 R)
• M2: 866,620 km (0.119 R)
• M3: 1,751,193 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.1

Radius: 10.6

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.99 AU - 1.21 AU

Year: 811 Days

Day: 10.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,601,506 km

• M1: 131,796 km (0.098 R)
• M2: 533,765 km (0.104 R)
• M3: 907,461 km (0.096 R)
• M4: 1,322,744 km (0.104 R)
• M5: 1,889,421 km (0.104 R)
• M6: 2,381,897 km (0.11 R)
• M7: 2,814,235 km (0.033 R)
• M8: 3,535,895 km (0.107 R)
• M9: 4,129,799 km (0.112 R)
• M10: 4,466,095 km (0.08 R)
• M11: 5,111,310 km (0.115 R)
• M12: 6,509,602 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.3

Radius: 11.3

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.06 AU - 1.46 AU

Year: 994 Days

Day: 10.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,601,506 km

• M1: 140,921 km (0.1 R)
• M2: 543,938 km (0.066 R)
• M3: 944,411 km (0.099 R)
• M4: 1,443,171 km (0.041 R)
• M5: 1,973,645 km (0.114 R)
• M6: 2,377,709 km (0.085 R)
• M7: 3,088,598 km (0.098 R)
• M8: 4,339,984 km (0.102 R)
• M9: 5,030,677 km (0.112 R)
• M10: 5,958,483 km (0.051 R)
• M11: 6,611,478 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.6

Radius: 14

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.25 AU - 1.61 AU

Year: 1202 Days

Day: 5.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,601,506 km

• M1: 174,282 km (0.108 R)
• M2: 1,157,439 km (0.106 R)
• M3: 1,675,496 km (0.085 R)
• M4: 2,715,351 km (0.099 R)
• M5: 3,521,683 km (0.098 R)
• M6: 4,851,758 km (0.049 R)
• M7: 5,532,578 km (0.102 R)
• M8: 6,538,773 km (0.049 R)
• M9: 7,913,727 km (0.095 R)
• M10: 8,351,152 km (0.061 R)
• M11: 8,941,465 km (0.097 R)
• M12: 9,588,176 km (0.072 R)
• M13: 10,086,038 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.3

Radius: 10.3

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.78 AU - 5.44 AU

Year: 8120 Days

Day: 9.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,601,506 km

• M1: 128,205 km (0.07 R)
• M2: 521,498 km (0.115 R)
• M3: 1,379,741 km (0.05 R)
• M4: 1,764,507 km (0.094 R)
• M5: 2,161,839 km (0.079 R)
• M6: 2,915,812 km (0.11 R)
• M7: 4,060,236 km (0.118 R)
• M8: 4,992,530 km (0.096 R)
• M9: 5,622,636 km (0.113 R)
• M10: 6,429,268 km (0.091 R)
• M11: 6,975,450 km (0.094 R)
• M12: 8,801,591 km (0.115 R)
• M13: 9,598,050 km (0.107 R)
• M14: 10,485,315 km (0.061 R)
• M15: 11,705,285 km (0.075 R)
• M16: 13,631,208 km (0.111 R)
• M17: 14,104,087 km (0.114 R)
• M18: 15,194,057 km (0.045 R)
• M19: 16,634,386 km (0.089 R)
• M20: 17,975,381 km (0.114 R)
• M21: 19,918,358 km (0.075 R)
• M22: 22,430,106 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.4

Radius: 13.7

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.74 AU - 6 AU

Year: 8747 Days

Day: 6.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,601,506 km

• M1: 175,927 km (0.07 R)
• M2: 659,278 km (0.063 R)
• M3: 1,522,009 km (0.08 R)
• M4: 2,403,140 km (0.107 R)
• M5: 3,012,752 km (0.034 R)
• M6: 4,240,950 km (0.105 R)
• M7: 4,776,211 km (0.074 R)
• M8: 7,188,926 km (0.05 R)
• M9: 9,931,803 km (0.093 R)
• M10: 11,087,895 km (0.103 R)
• M11: 11,564,065 km (0.111 R)
• M12: 12,331,951 km (0.081 R)
• M13: 13,192,139 km (0.083 R)
• M14: 15,225,323 km (0.069 R)
• M15: 16,148,193 km (0.076 R)
• M16: 17,960,571 km (0.042 R)
• M17: 20,216,357 km (0.096 R)
• M18: 20,768,672 km (0.037 R)
• M19: 24,033,048 km (0.113 R)
• M20: 25,284,135 km (0.117 R)
• M21: 25,741,306 km (0.087 R)
• M22: 28,306,012 km (0.115 R)
• M23: 29,297,845 km (0.11 R)
• M24: 33,607,760 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.1

Radius: 6.1

Gravity: 15.94 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.62 AU - 6.9 AU

Year: 12355 Days

Day: 24.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,601,506 km

• M1: 76,594 km (0.052 R)
• M2: 403,017 km (0.026 R)
• M3: 801,994 km (0.117 R)
• M4: 2,327,892 km (0.038 R)
• M5: 2,736,444 km (0.064 R)
• M6: 2,980,887 km (0.04 R)
• M7: 3,802,927 km (0.048 R)
• M8: 4,519,800 km (0.106 R)
• M9: 5,529,287 km (0.093 R)
• M10: 6,485,217 km (0.11 R)
• M11: 6,921,145 km (0.067 R)
• M12: 7,208,673 km (0.071 R)
• M13: 8,029,217 km (0.058 R)
• M14: 10,166,073 km (0.073 R)
• M15: 10,808,745 km (0.113 R)
• M16: 18,481,022 km (0.063 R)
• M17: 20,593,344 km (0.116 R)
• M18: 21,017,154 km (0.097 R)
• M19: 25,098,035 km (0.078 R)
• M20: 37,104,760 km (0.12 R)
• M21: 37,355,037 km (0.094 R)
• M22: 39,267,496 km (0.084 R)
• M23: 39,919,145 km (0.112 R)
• M24: 44,543,514 km (0.109 R)
• M25: 48,311,735 km (0.084 R)
• M26: 49,815,941 km (0.038 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 14,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit