🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.63 AU - 0.85 AU

Year: 226 Days

Day: 43.8 Hours

Environment

Temp: 202 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,343,694 km

• M1: 59,241 km (0.118 R)
• M2: 107,710 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.65 AU - 4.83 AU

Year: 3097 Days

Day: 45.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,343,694 km

• M1: 2,822,762 km (0.081 R)

Asteroid Belt

Center: 6.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.6

Radius: 12.6

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.99 AU - 8.97 AU

Year: 7997 Days

Day: 5.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,343,694 km

• M1: 156,629 km (0.119 R)
• M2: 791,822 km (0.09 R)
• M3: 1,234,033 km (0.115 R)
• M4: 1,830,031 km (0.111 R)
• M5: 3,327,057 km (0.074 R)
• M6: 4,412,389 km (0.104 R)
• M7: 4,901,873 km (0.095 R)
• M8: 6,411,316 km (0.084 R)
• M9: 9,553,470 km (0.095 R)
• M10: 10,830,886 km (0.061 R)
• M11: 13,189,147 km (0.095 R)
• M12: 13,904,224 km (0.094 R)
• M13: 14,961,283 km (0.1 R)
• M14: 15,542,172 km (0.047 R)
• M15: 15,937,858 km (0.1 R)
• M16: 16,818,092 km (0.079 R)
• M17: 23,478,339 km (0.092 R)
• M18: 33,104,064 km (0.107 R)
• M19: 35,098,204 km (0.113 R)
• M20: 36,239,935 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.1

Radius: 10.2

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.13 AU - 9.95 AU

Year: 10453 Days

Day: 7.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,343,694 km

• M1: 128,804 km (0.119 R)
• M2: 476,170 km (0.119 R)
• M3: 1,136,495 km (0.06 R)
• M4: 2,180,838 km (0.066 R)
• M5: 2,741,531 km (0.112 R)
• M6: 4,639,479 km (0.046 R)
• M7: 4,985,648 km (0.093 R)
• M8: 5,697,884 km (0.087 R)
• M9: 6,266,954 km (0.085 R)
• M10: 11,944,492 km (0.052 R)
• M11: 12,989,882 km (0.06 R)
• M12: 13,622,382 km (0.114 R)
• M13: 14,456,989 km (0.067 R)
• M14: 28,520,984 km (0.117 R)
• M15: 31,909,076 km (0.106 R)
• M16: 32,743,533 km (0.092 R)
• M17: 39,951,308 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.4

Radius: 13

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 9.37 AU - 10.59 AU

Year: 11185 Days

Day: 6.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,343,694 km

• M1: 161,715 km (0.051 R)
• M2: 1,141,731 km (0.082 R)
• M3: 1,892,862 km (0.027 R)
• M4: 2,997,193 km (0.088 R)
• M5: 4,406,704 km (0.106 R)
• M6: 4,942,863 km (0.106 R)
• M7: 5,422,773 km (0.056 R)
• M8: 6,703,331 km (0.064 R)
• M9: 8,352,348 km (0.068 R)
• M10: 9,512,031 km (0.097 R)
• M11: 10,055,221 km (0.115 R)
• M12: 11,149,679 km (0.1 R)
• M13: 12,264,333 km (0.069 R)
• M14: 13,885,375 km (0.07 R)
• M15: 20,241,340 km (0.105 R)
• M16: 20,975,865 km (0.113 R)
• M17: 21,812,866 km (0.101 R)
• M18: 23,553,437 km (0.086 R)
• M19: 26,239,317 km (0.119 R)
• M20: 27,805,457 km (0.114 R)
• M21: 28,509,913 km (0.119 R)
• M22: 29,745,293 km (0.05 R)
• M23: 30,164,915 km (0.094 R)
• M24: 34,121,479 km (0.079 R)
• M25: 38,535,364 km (0.119 R)
• M26: 39,917,649 km (0.1 R)
• M27: 41,855,689 km (0.077 R)
• M28: 45,085,657 km (0.058 R)
• M29: 45,639,618 km (0.105 R)
• M30: 46,198,216 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.9

Radius: 10

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 10.94 AU - 12.22 AU

Year: 13980 Days

Day: 13.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,343,694 km

• M1: 125,513 km (0.067 R)
• M2: 919,279 km (0.108 R)
• M3: 2,233,347 km (0.091 R)
• M4: 3,704,791 km (0.104 R)
• M5: 6,268,749 km (0.117 R)
• M6: 10,082,747 km (0.083 R)
• M7: 13,313,014 km (0.093 R)
• M8: 13,824,938 km (0.118 R)
• M9: 18,153,552 km (0.101 R)
• M10: 18,783,209 km (0.049 R)
• M11: 19,362,153 km (0.114 R)
• M12: 20,896,130 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.3

Radius: 8.2

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 9.01 AU - 14.93 AU

Year: 14692 Days

Day: 9.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,343,694 km

• M1: 102,175 km (0.09 R)
• M2: 796,459 km (0.105 R)
• M3: 1,379,143 km (0.112 R)
• M4: 2,580,414 km (0.099 R)
• M5: 4,396,981 km (0.118 R)
• M6: 6,294,480 km (0.118 R)
• M7: 6,977,544 km (0.102 R)
• M8: 7,488,720 km (0.111 R)
• M9: 9,323,986 km (0.053 R)
• M10: 9,734,633 km (0.119 R)
• M11: 10,813,832 km (0.112 R)
• M12: 14,393,410 km (0.067 R)
• M13: 17,663,170 km (0.104 R)
• M14: 18,451,701 km (0.115 R)
• M15: 19,099,310 km (0.118 R)
• M16: 22,111,762 km (0.109 R)
• M17: 23,588,891 km (0.115 R)
• M18: 25,625,966 km (0.094 R)
• M19: 27,254,638 km (0.097 R)
• M20: 40,633,026 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.1

Radius: 10.1

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 10.45 AU - 14.39 AU

Year: 15528 Days

Day: 14.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,343,694 km

• M1: 136,433 km (0.119 R)
• M2: 488,736 km (0.113 R)
• M3: 814,860 km (0.038 R)
• M4: 1,626,578 km (0.049 R)
• M5: 2,243,818 km (0.059 R)
• M6: 2,673,464 km (0.12 R)
• M7: 3,136,170 km (0.062 R)
• M8: 3,489,221 km (0.114 R)
• M9: 3,992,917 km (0.086 R)
• M10: 4,462,804 km (0.074 R)
• M11: 4,796,257 km (0.102 R)
• M12: 5,898,494 km (0.106 R)
• M13: 7,426,786 km (0.093 R)
• M14: 8,896,735 km (0.101 R)
• M15: 10,551,587 km (0.034 R)
• M16: 11,247,666 km (0.097 R)
• M17: 11,710,970 km (0.073 R)
• M18: 12,240,696 km (0.106 R)
• M19: 17,341,385 km (0.12 R)
• M20: 17,890,858 km (0.082 R)
• M21: 20,890,595 km (0.089 R)
• M22: 24,380,863 km (0.113 R)
• M23: 26,669,860 km (0.073 R)
• M24: 31,064,297 km (0.063 R)
• M25: 37,150,537 km (0.095 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 17,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit