🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306

Radius: 13.4

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.1 AU - 1.28 AU

Year: 912 Days

Day: 13.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,766,881 km

• M1: 166,802 km (0.092 R)
• M2: 631,303 km (0.11 R)
• M3: 1,199,326 km (0.102 R)
• M4: 1,620,145 km (0.076 R)
• M5: 2,123,841 km (0.092 R)
• M6: 3,391,533 km (0.068 R)
• M7: 4,184,252 km (0.118 R)
• M8: 4,865,521 km (0.113 R)
• M9: 6,158,346 km (0.049 R)
• M10: 6,813,285 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.4

Radius: 14.5

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.59 AU - 2.19 AU

Year: 1826 Days

Day: 5.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,766,881 km

• M1: 180,415 km (0.054 R)
• M2: 703,260 km (0.118 R)
• M3: 1,302,100 km (0.087 R)
• M4: 1,860,698 km (0.097 R)
• M5: 2,527,007 km (0.089 R)
• M6: 3,494,905 km (0.059 R)
• M7: 3,993,066 km (0.084 R)
• M8: 4,499,455 km (0.085 R)
• M9: 5,220,218 km (0.1 R)
• M10: 5,851,521 km (0.115 R)
• M11: 7,969,378 km (0.092 R)
• M12: 8,808,472 km (0.116 R)
• M13: 9,475,978 km (0.116 R)
• M14: 10,211,251 km (0.091 R)
• M15: 11,348,494 km (0.057 R)
• M16: 14,647,876 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672

Radius: 11.3

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.82 AU - 2.82 AU

Year: 2484 Days

Day: 11.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,766,881 km

• M1: 140,622 km (0.103 R)
• M2: 568,472 km (0.095 R)
• M3: 1,475,633 km (0.108 R)
• M4: 1,982,471 km (0.109 R)
• M5: 2,843,556 km (0.1 R)
• M6: 3,473,962 km (0.117 R)
• M7: 3,938,014 km (0.103 R)
• M8: 5,559,805 km (0.072 R)
• M9: 6,330,383 km (0.111 R)
• M10: 6,685,828 km (0.116 R)
• M11: 8,052,554 km (0.11 R)
• M12: 8,735,020 km (0.068 R)
• M13: 9,280,454 km (0.086 R)
• M14: 11,291,198 km (0.057 R)
• M15: 12,021,685 km (0.025 R)
• M16: 13,132,299 km (0.029 R)
• M17: 15,754,601 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.9

Radius: 12

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.92 AU - 3.98 AU

Year: 4504 Days

Day: 11.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,766,881 km

• M1: 149,299 km (0.119 R)
• M2: 824,583 km (0.069 R)
• M3: 1,199,476 km (0.105 R)
• M4: 1,581,549 km (0.074 R)
• M5: 2,139,250 km (0.097 R)
• M6: 2,976,250 km (0.118 R)
• M7: 3,537,690 km (0.08 R)
• M8: 4,104,816 km (0.092 R)
• M9: 4,850,412 km (0.046 R)
• M10: 5,447,756 km (0.064 R)
• M11: 5,900,140 km (0.101 R)
• M12: 7,002,826 km (0.091 R)
• M13: 7,378,317 km (0.105 R)
• M14: 8,764,191 km (0.07 R)
• M15: 9,462,365 km (0.117 R)
• M16: 14,607,185 km (0.108 R)
• M17: 15,015,288 km (0.1 R)
• M18: 15,536,337 km (0.061 R)
• M19: 17,003,444 km (0.101 R)
• M20: 18,265,601 km (0.052 R)
• M21: 18,799,516 km (0.101 R)
• M22: 20,527,670 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.7

Radius: 11.3

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.96 AU - 4.48 AU

Year: 5043 Days

Day: 9.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,766,881 km

• M1: 149,747 km (0.094 R)
• M2: 577,149 km (0.075 R)
• M3: 1,450,052 km (0.105 R)
• M4: 1,817,614 km (0.046 R)
• M5: 4,572,758 km (0.106 R)
• M6: 5,492,635 km (0.061 R)
• M7: 6,564,355 km (0.03 R)
• M8: 8,291,911 km (0.099 R)
• M9: 8,916,781 km (0.09 R)
• M10: 10,482,024 km (0.101 R)
• M11: 11,686,586 km (0.075 R)
• M12: 14,259,071 km (0.079 R)
• M13: 16,633,338 km (0.089 R)
• M14: 24,839,230 km (0.095 R)
• M15: 29,401,517 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.2

Radius: 12.1

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.58 AU - 5.08 AU

Year: 6333 Days

Day: 8.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,766,881 km

• M1: 150,495 km (0.097 R)
• M2: 539,300 km (0.037 R)
• M3: 939,774 km (0.084 R)
• M4: 2,045,152 km (0.114 R)
• M5: 3,993,366 km (0.111 R)
• M6: 5,636,698 km (0.026 R)
• M7: 7,301,573 km (0.097 R)
• M8: 7,911,035 km (0.086 R)
• M9: 9,902,631 km (0.061 R)
• M10: 10,382,092 km (0.093 R)
• M11: 14,131,015 km (0.051 R)
• M12: 18,242,114 km (0.061 R)
• M13: 19,231,105 km (0.089 R)
• M14: 20,116,874 km (0.082 R)
• M15: 20,675,323 km (0.066 R)
• M16: 22,043,246 km (0.063 R)
• M17: 23,701,389 km (0.065 R)
• M18: 24,246,075 km (0.112 R)
• M19: 24,958,610 km (0.055 R)
• M20: 25,360,429 km (0.109 R)
• M21: 25,848,418 km (0.083 R)
• M22: 28,557,186 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818.1

Radius: 6.9

Gravity: 17.18 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.02 AU - 7.26 AU

Year: 12027 Days

Day: 19.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,766,881 km

• M1: 85,869 km (0.097 R)
• M2: 372,947 km (0.105 R)
• M3: 739,911 km (0.075 R)
• M4: 1,373,757 km (0.114 R)
• M5: 2,742,877 km (0.057 R)
• M6: 3,492,362 km (0.104 R)
• M7: 4,043,930 km (0.094 R)
• M8: 4,944,509 km (0.08 R)
• M9: 5,180,724 km (0.101 R)
• M10: 5,424,419 km (0.08 R)
• M11: 7,307,557 km (0.109 R)
• M12: 10,010,042 km (0.117 R)
• M13: 10,388,974 km (0.07 R)
• M14: 10,833,579 km (0.091 R)
• M15: 12,929,744 km (0.039 R)
• M16: 20,123,606 km (0.104 R)
• M17: 26,818,111 km (0.082 R)
• M18: 29,159,916 km (0.08 R)
• M19: 35,854,570 km (0.088 R)
• M20: 37,772,714 km (0.078 R)
• M21: 42,512,125 km (0.094 R)
• M22: 43,791,934 km (0.082 R)
• M23: 52,337,713 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.7

Radius: 3.4

Gravity: 25.32 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.16 AU - 11.58 AU

Year: 23473 Days

Day: 20.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,766,881 km

• M1: 56,099 km (0.095 R)
• M2: 257,308 km (0.097 R)
• M3: 591,211 km (0.111 R)
• M4: 1,310,627 km (0.115 R)
• M5: 1,832,574 km (0.098 R)
• M6: 2,416,604 km (0.102 R)
• M7: 2,990,761 km (0.1 R)
• M8: 3,880,868 km (0.086 R)
• M9: 13,063,484 km (0.064 R)
• M10: 13,263,497 km (0.067 R)
• M11: 13,738,021 km (0.067 R)
• M12: 18,446,315 km (0.101 R)
• M13: 21,527,283 km (0.083 R)
• M14: 23,433,160 km (0.109 R)
• M15: 42,586,624 km (0.1 R)
• M16: 53,820,078 km (0.109 R)
• M17: 58,022,282 km (0.052 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 20,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit