🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.4

Radius: 11.4

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.16 AU - 1.28 AU

Year: 947 Days

Day: 7.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 66,766,109 km

• M1: 142,118 km (0.112 R)
• M2: 644,468 km (0.037 R)
• M3: 1,350,719 km (0.067 R)
• M4: 2,085,095 km (0.115 R)
• M5: 3,199,450 km (0.112 R)
• M6: 4,816,902 km (0.107 R)

Asteroid Belt

Center: 1.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.9

Radius: 14

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.64 AU - 2.18 AU

Year: 1855 Days

Day: 6.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,766,109 km

• M1: 174,282 km (0.116 R)
• M2: 628,610 km (0.12 R)
• M3: 1,077,553 km (0.103 R)
• M4: 1,663,678 km (0.099 R)
• M5: 3,739,797 km (0.114 R)
• M6: 4,428,695 km (0.12 R)
• M7: 4,898,732 km (0.113 R)
• M8: 5,357,100 km (0.09 R)
• M9: 5,892,062 km (0.094 R)
• M10: 7,317,879 km (0.107 R)
• M11: 8,187,043 km (0.092 R)
• M12: 11,136,813 km (0.101 R)
• M13: 12,891,447 km (0.078 R)
• M14: 14,115,905 km (0.07 R)
• M15: 15,278,431 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.6

Radius: 12.9

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.64 AU - 3.68 AU

Year: 3949 Days

Day: 10.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,766,109 km

• M1: 162,912 km (0.062 R)
• M2: 838,197 km (0.12 R)
• M3: 1,322,595 km (0.103 R)
• M4: 1,842,298 km (0.071 R)
• M5: 2,598,964 km (0.081 R)
• M6: 3,033,845 km (0.051 R)
• M7: 3,553,997 km (0.097 R)
• M8: 3,973,020 km (0.094 R)
• M9: 5,097,398 km (0.041 R)
• M10: 6,125,285 km (0.058 R)
• M11: 7,049,351 km (0.075 R)
• M12: 8,590,209 km (0.066 R)
• M13: 9,280,005 km (0.106 R)
• M14: 10,421,736 km (0.091 R)
• M15: 11,006,813 km (0.105 R)
• M16: 11,449,772 km (0.061 R)
• M17: 11,904,550 km (0.116 R)
• M18: 12,457,613 km (0.084 R)
• M19: 13,846,031 km (0.102 R)
• M20: 15,635,371 km (0.109 R)
• M21: 16,981,752 km (0.109 R)
• M22: 19,492,603 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98

Radius: 13.7

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.8 AU - 5.86 AU

Year: 7462 Days

Day: 5.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,766,109 km

• M1: 170,392 km (0.028 R)
• M2: 2,321,161 km (0.076 R)
• M3: 2,964,132 km (0.106 R)
• M4: 4,328,465 km (0.116 R)
• M5: 4,790,124 km (0.107 R)
• M6: 5,260,310 km (0.087 R)
• M7: 5,970,750 km (0.119 R)
• M8: 6,516,782 km (0.098 R)
• M9: 15,130,478 km (0.12 R)
• M10: 17,158,577 km (0.088 R)
• M11: 17,984,806 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.4

Radius: 13

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.69 AU - 6.03 AU

Year: 7531 Days

Day: 6.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 161.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,766,109 km

• M1: 161,715 km (0.095 R)
• M2: 922,570 km (0.104 R)
• M3: 2,167,075 km (0.093 R)
• M4: 3,161,452 km (0.074 R)
• M5: 3,775,551 km (0.054 R)
• M6: 4,301,088 km (0.075 R)
• M7: 4,756,315 km (0.105 R)
• M8: 5,598,401 km (0.1 R)
• M9: 6,320,061 km (0.117 R)
• M10: 6,759,729 km (0.085 R)
• M11: 7,949,481 km (0.058 R)
• M12: 8,683,259 km (0.117 R)
• M13: 9,181,719 km (0.084 R)
• M14: 9,699,328 km (0.089 R)
• M15: 10,588,238 km (0.118 R)
• M16: 11,423,443 km (0.034 R)
• M17: 12,873,645 km (0.087 R)
• M18: 15,079,914 km (0.079 R)
• M19: 16,962,155 km (0.083 R)
• M20: 18,399,341 km (0.083 R)
• M21: 18,996,536 km (0.07 R)
• M22: 23,457,844 km (0.035 R)
• M23: 31,231,996 km (0.071 R)
• M24: 33,386,505 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.6

Radius: 13.2

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.75 AU - 5.83 AU

Year: 8552 Days

Day: 6.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,766,109 km

• M1: 289,173 km (0.113 R)
• M2: 1,026,690 km (0.112 R)
• M3: 1,671,457 km (0.106 R)
• M4: 2,669,125 km (0.066 R)
• M5: 9,373,204 km (0.102 R)
• M6: 10,768,952 km (0.093 R)
• M7: 12,879,329 km (0.113 R)
• M8: 13,477,721 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827.1

Radius: 7.1

Gravity: 16.41 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 7.6 AU - 7.76 AU

Year: 14961 Days

Day: 21.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,766,109 km

• M1: 90,058 km (0.057 R)
• M2: 458,069 km (0.063 R)
• M3: 696,976 km (0.067 R)
• M4: 1,033,272 km (0.088 R)
• M5: 1,870,721 km (0.052 R)
• M6: 2,273,140 km (0.042 R)
• M7: 2,996,445 km (0.088 R)
• M8: 3,465,734 km (0.06 R)
• M9: 4,197,716 km (0.078 R)
• M10: 4,517,706 km (0.118 R)
• M11: 5,463,913 km (0.104 R)
• M12: 5,691,152 km (0.057 R)
• M13: 7,932,876 km (0.064 R)
• M14: 9,302,444 km (0.033 R)
• M15: 9,626,922 km (0.038 R)
• M16: 13,992,487 km (0.065 R)
• M17: 14,635,160 km (0.091 R)
• M18: 15,074,529 km (0.065 R)
• M19: 15,749,963 km (0.074 R)
• M20: 27,993,502 km (0.062 R)
• M21: 28,898,569 km (0.099 R)
• M22: 30,886,126 km (0.104 R)
• M23: 32,342,760 km (0.062 R)
• M24: 35,131,414 km (0.076 R)
• M25: 37,528,870 km (0.101 R)
• M26: 38,076,099 km (0.07 R)
• M27: 40,175,705 km (0.03 R)
• M28: 42,203,953 km (0.096 R)
• M29: 46,463,154 km (0.095 R)
• M30: 48,534,636 km (0.103 R)
• M31: 53,203,735 km (0.077 R)
• M32: 61,509,708 km (0.094 R)
• M33: 64,004,701 km (0.078 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 13,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit