🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.53 AU - 0.61 AU

Year: 282 Days

Day: 15.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.2

Radius: 15

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.13 AU - 1.35 AU

Year: 906 Days

Day: 7.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,992,508 km

• M1: 186,698 km (0.066 R)
• M2: 719,267 km (0.035 R)
• M3: 1,285,345 km (0.114 R)
• M4: 1,912,010 km (0.091 R)
• M5: 2,429,619 km (0.101 R)
• M6: 3,181,049 km (0.103 R)
• M7: 3,712,421 km (0.114 R)
• M8: 4,579,939 km (0.058 R)
• M9: 5,134,349 km (0.104 R)
• M10: 5,675,294 km (0.088 R)
• M11: 8,257,802 km (0.117 R)

Asteroid Belt

Center: 1.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.1

Radius: 11.7

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.56 AU - 2.1 AU

Year: 1624 Days

Day: 5.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,992,508 km

• M1: 145,858 km (0.096 R)
• M2: 517,160 km (0.093 R)
• M3: 1,123,031 km (0.117 R)
• M4: 1,658,592 km (0.058 R)
• M5: 2,610,034 km (0.061 R)
• M6: 3,104,455 km (0.108 R)
• M7: 5,411,105 km (0.072 R)
• M8: 6,243,467 km (0.064 R)
• M9: 8,190,783 km (0.074 R)
• M10: 8,653,638 km (0.095 R)
• M11: 9,505,897 km (0.065 R)
• M12: 12,362,618 km (0.114 R)
• M13: 12,779,847 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.9

Radius: 9.8

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.03 AU - 2.05 AU

Year: 1911 Days

Day: 11.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,992,508 km

• M1: 123,269 km (0.084 R)
• M2: 466,895 km (0.042 R)
• M3: 820,096 km (0.096 R)
• M4: 1,449,603 km (0.044 R)
• M5: 1,754,933 km (0.101 R)
• M6: 2,282,265 km (0.114 R)
• M7: 3,136,020 km (0.099 R)
• M8: 3,493,260 km (0.067 R)
• M9: 3,877,726 km (0.095 R)
• M10: 5,227,249 km (0.076 R)
• M11: 5,881,889 km (0.113 R)
• M12: 6,562,859 km (0.093 R)
• M13: 8,239,552 km (0.1 R)
• M14: 9,540,155 km (0.11 R)
• M15: 11,244,225 km (0.092 R)
• M16: 12,543,482 km (0.084 R)
• M17: 13,360,885 km (0.083 R)
• M18: 14,864,194 km (0.103 R)
• M19: 17,721,663 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.2

Radius: 13.6

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.66 AU - 2.72 AU

Year: 2894 Days

Day: 9.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,992,508 km

• M1: 169,195 km (0.106 R)
• M2: 831,615 km (0.1 R)
• M3: 1,743,414 km (0.111 R)
• M4: 2,376,213 km (0.111 R)
• M5: 3,072,142 km (0.115 R)
• M6: 4,368,407 km (0.106 R)
• M7: 4,969,641 km (0.075 R)
• M8: 5,495,179 km (0.099 R)
• M9: 5,947,712 km (0.062 R)
• M10: 6,807,302 km (0.079 R)
• M11: 8,492,222 km (0.099 R)
• M12: 11,391,279 km (0.085 R)
• M13: 16,976,217 km (0.112 R)
• M14: 18,057,211 km (0.079 R)
• M15: 19,610,186 km (0.081 R)
• M16: 20,419,212 km (0.114 R)
• M17: 21,185,751 km (0.113 R)
• M18: 21,773,072 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.3

Radius: 13.5

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.46 AU - 3.48 AU

Year: 3358 Days

Day: 12.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,992,508 km

• M1: 168,447 km (0.113 R)
• M2: 906,563 km (0.11 R)
• M3: 1,379,442 km (0.115 R)
• M4: 1,875,060 km (0.045 R)
• M5: 2,348,836 km (0.106 R)
• M6: 2,870,933 km (0.084 R)
• M7: 3,451,971 km (0.071 R)
• M8: 4,131,594 km (0.076 R)
• M9: 5,016,017 km (0.118 R)
• M10: 6,490,154 km (0.08 R)
• M11: 7,343,161 km (0.082 R)
• M12: 15,087,244 km (0.108 R)
• M13: 16,213,417 km (0.096 R)
• M14: 18,289,686 km (0.114 R)
• M15: 18,980,679 km (0.029 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.3

Radius: 12.8

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.78 AU - 3.6 AU

Year: 3738 Days

Day: 10.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,992,508 km

• M1: 159,172 km (0.106 R)
• M2: 566,078 km (0.05 R)
• M3: 1,238,670 km (0.102 R)
• M4: 2,423,635 km (0.115 R)
• M5: 2,926,284 km (0.117 R)
• M6: 3,583,318 km (0.096 R)
• M7: 4,516,061 km (0.103 R)
• M8: 5,061,794 km (0.077 R)
• M9: 6,086,090 km (0.059 R)
• M10: 6,914,414 km (0.078 R)
• M11: 9,314,861 km (0.115 R)
• M12: 10,343,945 km (0.118 R)
• M13: 13,586,479 km (0.049 R)
• M14: 14,909,223 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.1

Radius: 8.9

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.37 AU - 5.29 AU

Year: 5911 Days

Day: 11 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 22,992,508 km

• M1: 111,151 km (0.117 R)
• M2: 422,315 km (0.08 R)
• M3: 955,930 km (0.116 R)
• M4: 1,434,045 km (0.089 R)
• M5: 2,371,575 km (0.097 R)
• M6: 4,148,499 km (0.076 R)
• M7: 5,034,417 km (0.092 R)
• M8: 5,800,059 km (0.093 R)
• M9: 7,245,773 km (0.118 R)
• M10: 7,996,904 km (0.095 R)
• M11: 8,410,542 km (0.118 R)
• M12: 10,385,234 km (0.118 R)
• M13: 11,107,044 km (0.085 R)
• M14: 11,574,836 km (0.097 R)
• M15: 12,802,287 km (0.067 R)
• M16: 14,114,110 km (0.085 R)
• M17: 17,312,064 km (0.114 R)
• M18: 18,261,711 km (0.098 R)
• M19: 18,847,836 km (0.118 R)
• M20: 19,716,700 km (0.053 R)
• M21: 21,247,386 km (0.075 R)
• M22: 23,232,250 km (0.111 R)
• M23: 23,997,742 km (0.055 R)
• M24: 26,066,980 km (0.09 R)
• M25: 27,652,269 km (0.089 R)
• M26: 28,512,008 km (0.043 R)
• M27: 29,300,837 km (0.107 R)
• M28: 30,104,178 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.4

Radius: 5.5

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.48 AU - 6.72 AU

Year: 9883 Days

Day: 18.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,992,508 km

• M1: 69,114 km (0.094 R)
• M2: 329,564 km (0.084 R)
• M3: 627,563 km (0.079 R)
• M4: 1,267,692 km (0.12 R)
• M5: 1,903,783 km (0.118 R)
• M6: 2,603,601 km (0.099 R)
• M7: 3,254,651 km (0.084 R)
• M8: 5,020,056 km (0.077 R)
• M9: 6,021,613 km (0.113 R)
• M10: 6,629,130 km (0.105 R)
• M11: 7,599,123 km (0.111 R)
• M12: 8,804,283 km (0.117 R)
• M13: 11,413,869 km (0.09 R)
• M14: 12,251,168 km (0.117 R)
• M15: 20,160,707 km (0.119 R)
• M16: 20,604,713 km (0.033 R)
• M17: 21,446,800 km (0.101 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 14,793 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit