🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.52 AU - 0.74 AU

Year: 323 Days

Day: 37.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.7

Radius: 8

Gravity: 10.39 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.75 AU - 0.77 AU

Year: 428 Days

Day: 8.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,779,956 km

• M1: 99,483 km (0.111 R)
• M2: 348,264 km (0.051 R)
• M3: 658,380 km (0.116 R)
• M4: 983,008 km (0.106 R)
• M5: 1,651,860 km (0.115 R)
• M6: 1,901,239 km (0.083 R)
• M7: 2,150,021 km (0.103 R)
• M8: 3,108,943 km (0.116 R)
• M9: 3,432,822 km (0.07 R)
• M10: 3,766,276 km (0.099 R)
• M11: 4,732,977 km (0.087 R)
• M12: 5,131,207 km (0.105 R)
• M13: 5,502,060 km (0.11 R)
• M14: 5,787,493 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.8

Radius: 12.9

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.75 AU - 1.19 AU

Year: 617 Days

Day: 5.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,779,956 km

• M1: 160,668 km (0.068 R)
• M2: 628,461 km (0.035 R)
• M3: 1,103,434 km (0.076 R)
• M4: 1,505,553 km (0.099 R)
• M5: 1,953,150 km (0.071 R)
• M6: 2,710,564 km (0.119 R)
• M7: 3,394,974 km (0.09 R)
• M8: 4,007,577 km (0.113 R)
• M9: 4,465,496 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241

Radius: 14.4

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.94 AU - 1.22 AU

Year: 725 Days

Day: 12.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,779,956 km

• M1: 179,069 km (0.114 R)
• M2: 654,939 km (0.113 R)
• M3: 1,362,238 km (0.1 R)
• M4: 2,168,870 km (0.109 R)
• M5: 2,833,533 km (0.104 R)
• M6: 3,730,971 km (0.097 R)
• M7: 4,281,192 km (0.101 R)
• M8: 5,480,967 km (0.039 R)

Asteroid Belt

Center: 1.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.8

Radius: 11.8

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.94 AU - 2.72 AU

Year: 2296 Days

Day: 11.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,779,956 km

• M1: 155,731 km (0.031 R)
• M2: 583,282 km (0.086 R)
• M3: 1,288,935 km (0.092 R)
• M4: 2,091,827 km (0.095 R)
• M5: 2,893,672 km (0.079 R)
• M6: 3,535,297 km (0.107 R)
• M7: 4,230,478 km (0.064 R)
• M8: 4,799,548 km (0.086 R)
• M9: 5,169,654 km (0.095 R)
• M10: 6,605,195 km (0.093 R)
• M11: 7,344,507 km (0.091 R)
• M12: 7,956,961 km (0.061 R)
• M13: 9,118,888 km (0.05 R)
• M14: 9,586,830 km (0.095 R)
• M15: 10,000,767 km (0.116 R)
• M16: 11,467,425 km (0.087 R)
• M17: 12,576,244 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.1

Radius: 10.6

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.62 AU - 4.28 AU

Year: 5069 Days

Day: 13 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,779,956 km

• M1: 131,796 km (0.099 R)
• M2: 514,617 km (0.108 R)
• M3: 2,113,818 km (0.039 R)
• M4: 3,508,818 km (0.05 R)
• M5: 3,985,287 km (0.098 R)
• M6: 9,578,153 km (0.116 R)
• M7: 10,015,428 km (0.077 R)
• M8: 10,650,022 km (0.104 R)
• M9: 11,407,735 km (0.102 R)
• M10: 12,559,639 km (0.057 R)
• M11: 15,626,096 km (0.084 R)
• M12: 16,666,998 km (0.067 R)
• M13: 17,688,153 km (0.118 R)
• M14: 18,414,002 km (0.041 R)
• M15: 21,295,706 km (0.082 R)
• M16: 22,959,982 km (0.091 R)
• M17: 23,823,760 km (0.09 R)
• M18: 30,114,201 km (0.053 R)
• M19: 30,959,279 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.7

Radius: 12.6

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.51 AU - 4.67 AU

Year: 5341 Days

Day: 5.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,779,956 km

• M1: 156,779 km (0.068 R)
• M2: 953,836 km (0.108 R)
• M3: 1,508,246 km (0.065 R)
• M4: 2,224,371 km (0.047 R)
• M5: 3,204,536 km (0.111 R)
• M6: 4,574,553 km (0.086 R)
• M7: 4,992,979 km (0.107 R)
• M8: 6,128,127 km (0.045 R)
• M9: 8,402,464 km (0.054 R)
• M10: 10,532,588 km (0.118 R)
• M11: 11,266,515 km (0.097 R)
• M12: 12,836,395 km (0.028 R)
• M13: 14,237,828 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.6

Radius: 13

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.76 AU - 6.16 AU

Year: 8238 Days

Day: 8.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,779,956 km

• M1: 161,865 km (0.069 R)
• M2: 598,541 km (0.096 R)
• M3: 1,071,270 km (0.096 R)
• M4: 3,462,892 km (0.103 R)
• M5: 3,985,886 km (0.105 R)
• M6: 4,419,420 km (0.108 R)
• M7: 5,223,210 km (0.094 R)
• M8: 6,122,442 km (0.098 R)
• M9: 6,929,224 km (0.047 R)
• M10: 8,488,482 km (0.089 R)
• M11: 9,973,989 km (0.101 R)
• M12: 12,234,413 km (0.057 R)
• M13: 14,690,062 km (0.088 R)
• M14: 15,865,752 km (0.119 R)
• M15: 18,701,828 km (0.072 R)
• M16: 19,307,101 km (0.113 R)
• M17: 19,925,539 km (0.076 R)
• M18: 24,005,671 km (0.061 R)
• M19: 29,517,904 km (0.035 R)
• M20: 31,599,109 km (0.102 R)
• M21: 32,458,400 km (0.07 R)
• M22: 35,358,953 km (0.105 R)
• M23: 35,935,952 km (0.059 R)
• M24: 39,902,988 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.3

Radius: 7.1

Gravity: 14.31 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.67 AU - 9.41 AU

Year: 14720 Days

Day: 22.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,779,956 km

• M1: 95,743 km (0.079 R)
• M2: 336,894 km (0.119 R)
• M3: 759,209 km (0.111 R)
• M4: 1,221,616 km (0.1 R)
• M5: 2,955,306 km (0.102 R)
• M6: 4,212,526 km (0.098 R)
• M7: 4,463,103 km (0.115 R)
• M8: 5,566,537 km (0.07 R)
• M9: 6,841,559 km (0.036 R)
• M10: 7,547,213 km (0.064 R)
• M11: 9,051,120 km (0.046 R)
• M12: 9,737,625 km (0.086 R)
• M13: 10,802,612 km (0.106 R)
• M14: 11,513,950 km (0.107 R)
• M15: 12,193,124 km (0.099 R)
• M16: 13,767,342 km (0.095 R)
• M17: 14,889,177 km (0.097 R)
• M18: 15,178,948 km (0.115 R)
• M19: 15,620,561 km (0.031 R)
• M20: 16,222,692 km (0.11 R)
• M21: 21,609,412 km (0.055 R)
• M22: 24,300,678 km (0.043 R)
• M23: 25,313,605 km (0.041 R)
• M24: 28,409,982 km (0.088 R)
• M25: 29,306,672 km (0.043 R)
• M26: 31,869,732 km (0.104 R)
• M27: 34,831,919 km (0.1 R)
• M28: 41,297,390 km (0.118 R)
• M29: 44,660,799 km (0.117 R)
• M30: 53,604,208 km (0.071 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.3

Radius: 6.3

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.98 AU - 10.74 AU

Year: 17028 Days

Day: 18.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,779,956 km

• M1: 104,719 km (0.119 R)
• M2: 392,545 km (0.069 R)
• M3: 639,680 km (0.103 R)
• M4: 1,262,157 km (0.082 R)
• M5: 1,582,297 km (0.119 R)
• M6: 1,990,549 km (0.119 R)
• M7: 2,191,310 km (0.119 R)
• M8: 2,945,732 km (0.118 R)
• M9: 3,407,989 km (0.069 R)
• M10: 4,059,488 km (0.113 R)
• M11: 4,324,276 km (0.081 R)
• M12: 4,538,051 km (0.061 R)
• M13: 6,161,787 km (0.04 R)
• M14: 7,731,068 km (0.062 R)
• M15: 10,612,623 km (0.071 R)
• M16: 12,291,260 km (0.1 R)
• M17: 12,597,637 km (0.096 R)
• M18: 14,340,601 km (0.052 R)
• M19: 16,981,752 km (0.074 R)
• M20: 17,438,624 km (0.085 R)
• M21: 18,297,316 km (0.088 R)
• M22: 18,939,390 km (0.061 R)
• M23: 21,658,331 km (0.043 R)
• M24: 25,706,599 km (0.04 R)
• M25: 27,333,326 km (0.085 R)
• M26: 28,066,206 km (0.12 R)
• M27: 32,623,556 km (0.12 R)
• M28: 34,165,461 km (0.063 R)
• M29: 36,004,318 km (0.096 R)
• M30: 36,757,992 km (0.119 R)
• M31: 54,125,557 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: 427 - 15,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit