🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.49 AU - 0.63 AU

Year: 271 Days

Day: 27.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,804,689 km

• M1: 137,181 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 533.3

Radius: 12.5

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.62 AU - 0.84 AU

Year: 403 Days

Day: 5.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,804,689 km

• M1: 155,582 km (0.093 R)
• M2: 574,905 km (0.07 R)
• M3: 964,457 km (0.091 R)
• M4: 1,388,268 km (0.097 R)
• M5: 1,792,033 km (0.116 R)
• M6: 2,335,372 km (0.098 R)
• M7: 2,836,076 km (0.075 R)
• M8: 3,627,000 km (0.051 R)
• M9: 4,158,671 km (0.102 R)
• M10: 5,180,724 km (0.049 R)

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.9

Radius: 8.9

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.23 AU - 1.33 AU

Year: 935 Days

Day: 10.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,804,689 km

• M1: 115,490 km (0.11 R)
• M2: 531,372 km (0.112 R)
• M3: 993,330 km (0.087 R)
• M4: 1,526,796 km (0.063 R)
• M5: 2,328,192 km (0.063 R)
• M6: 3,186,285 km (0.091 R)
• M7: 3,742,191 km (0.115 R)
• M8: 4,515,013 km (0.047 R)
• M9: 5,216,927 km (0.098 R)
• M10: 6,532,640 km (0.045 R)
• M11: 6,816,277 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34

Radius: 12.2

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.4 AU - 1.4 AU

Year: 1070 Days

Day: 5.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 35,804,689 km

• M1: 160,967 km (0.065 R)
• M2: 568,622 km (0.11 R)
• M3: 1,074,861 km (0.093 R)
• M4: 1,612,515 km (0.109 R)
• M5: 2,172,909 km (0.087 R)
• M6: 2,674,212 km (0.099 R)
• M7: 3,114,628 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399

Radius: 12.9

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.21 AU - 1.59 AU

Year: 1070 Days

Day: 6.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,804,689 km

• M1: 160,369 km (0.049 R)
• M2: 638,933 km (0.059 R)
• M3: 1,215,483 km (0.043 R)
• M4: 2,083,599 km (0.115 R)
• M5: 2,719,091 km (0.084 R)
• M6: 3,779,590 km (0.041 R)
• M7: 4,268,476 km (0.075 R)
• M8: 5,318,204 km (0.067 R)
• M9: 6,836,623 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164

Radius: 14.6

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.36 AU - 1.96 AU

Year: 1381 Days

Day: 7.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,804,689 km

• M1: 183,557 km (0.105 R)
• M2: 660,475 km (0.031 R)
• M3: 1,182,272 km (0.086 R)
• M4: 1,851,573 km (0.048 R)
• M5: 2,508,158 km (0.088 R)
• M6: 3,433,570 km (0.087 R)
• M7: 4,357,038 km (0.097 R)
• M8: 5,004,198 km (0.098 R)
• M9: 6,311,534 km (0.088 R)
• M10: 6,949,419 km (0.039 R)
• M11: 7,450,273 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.7

Radius: 11

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.07 AU - 2.11 AU

Year: 1951 Days

Day: 14.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,804,689 km

• M1: 137,181 km (0.1 R)
• M2: 516,561 km (0.106 R)
• M3: 1,019,958 km (0.035 R)
• M4: 2,162,587 km (0.049 R)
• M5: 2,506,812 km (0.046 R)
• M6: 3,093,235 km (0.089 R)
• M7: 4,252,319 km (0.076 R)
• M8: 4,908,905 km (0.041 R)
• M9: 6,424,181 km (0.117 R)
• M10: 7,202,240 km (0.032 R)
• M11: 7,979,999 km (0.103 R)
• M12: 8,389,449 km (0.102 R)
• M13: 10,169,364 km (0.062 R)
• M14: 11,540,877 km (0.078 R)
• M15: 11,902,306 km (0.089 R)
• M16: 12,732,424 km (0.106 R)
• M17: 13,913,948 km (0.068 R)
• M18: 16,242,589 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710

Radius: 14

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.11 AU - 2.51 AU

Year: 2267 Days

Day: 7 Hours

Environment

Temp: -197 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,804,689 km

• M1: 202,705 km (0.042 R)
• M2: 1,300,155 km (0.12 R)
• M3: 1,769,294 km (0.044 R)
• M4: 2,878,562 km (0.116 R)
• M5: 3,805,171 km (0.104 R)
• M6: 4,989,089 km (0.092 R)
• M7: 6,326,644 km (0.073 R)
• M8: 7,382,356 km (0.084 R)
• M9: 7,922,105 km (0.062 R)
• M10: 8,715,273 km (0.048 R)
• M11: 9,387,566 km (0.116 R)
• M12: 14,081,947 km (0.109 R)
• M13: 15,390,928 km (0.118 R)
• M14: 15,877,570 km (0.063 R)
• M15: 16,779,496 km (0.082 R)
• M16: 17,347,219 km (0.059 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.8

Radius: 12.3

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.72 AU - 6.08 AU

Year: 7003 Days

Day: 8.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,804,689 km

• M1: 153,338 km (0.119 R)
• M2: 715,975 km (0.098 R)
• M3: 1,211,892 km (0.087 R)
• M4: 1,679,834 km (0.067 R)
• M5: 2,128,329 km (0.103 R)
• M6: 2,551,392 km (0.087 R)
• M7: 2,992,107 km (0.105 R)
• M8: 6,700,339 km (0.058 R)
• M9: 8,583,926 km (0.104 R)
• M10: 9,756,773 km (0.119 R)
• M11: 12,316,393 km (0.101 R)
• M12: 13,917,240 km (0.113 R)
• M13: 15,592,736 km (0.117 R)
• M14: 16,635,283 km (0.082 R)
• M15: 18,995,938 km (0.104 R)
• M16: 22,633,709 km (0.106 R)
• M17: 23,809,848 km (0.03 R)
• M18: 28,292,847 km (0.1 R)
• M19: 30,121,531 km (0.052 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.6

Radius: 12.6

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.11 AU - 6.55 AU

Year: 9089 Days

Day: 7.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,804,689 km

• M1: 156,629 km (0.096 R)
• M2: 601,832 km (0.09 R)
• M3: 1,426,117 km (0.077 R)
• M4: 3,649,141 km (0.109 R)
• M5: 4,299,443 km (0.117 R)
• M6: 5,111,460 km (0.12 R)
• M7: 6,689,269 km (0.119 R)
• M8: 10,174,151 km (0.067 R)
• M9: 13,910,657 km (0.102 R)
• M10: 17,008,530 km (0.059 R)
• M11: 17,665,863 km (0.094 R)
• M12: 20,835,842 km (0.056 R)
• M13: 27,554,881 km (0.108 R)
• M14: 30,049,724 km (0.1 R)
• M15: 31,992,402 km (0.091 R)
• M16: 34,120,881 km (0.075 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 17,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit