🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.49 AU - 0.51 AU

Year: 228 Days

Day: 47.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31

Radius: 13.1

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.82 AU - 0.86 AU

Year: 497 Days

Day: 7.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 62,569,780 km

• M1: 198,068 km (0.097 R)
• M2: 702,212 km (0.053 R)
• M3: 1,169,706 km (0.048 R)
• M4: 1,856,210 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29

Radius: 8.6

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.1 AU - 1.36 AU

Year: 881 Days

Day: 8.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,569,780 km

• M1: 107,112 km (0.114 R)
• M2: 392,844 km (0.094 R)
• M3: 1,091,167 km (0.115 R)
• M4: 1,579,305 km (0.097 R)
• M5: 2,051,585 km (0.115 R)
• M6: 2,566,501 km (0.103 R)
• M7: 3,009,610 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.5

Radius: 9.7

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.11 AU - 1.61 AU

Year: 1024 Days

Day: 7.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,569,780 km

• M1: 120,576 km (0.061 R)
• M2: 539,300 km (0.116 R)
• M3: 863,778 km (0.096 R)
• M4: 1,197,681 km (0.108 R)
• M5: 1,634,058 km (0.039 R)
• M6: 2,240,827 km (0.111 R)
• M7: 3,928,889 km (0.12 R)
• M8: 5,237,122 km (0.103 R)
• M9: 6,199,934 km (0.111 R)
• M10: 6,572,433 km (0.043 R)
• M11: 7,169,777 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.5

Radius: 11

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.45 AU - 2.05 AU

Year: 1495 Days

Day: 7.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,569,780 km

• M1: 136,732 km (0.091 R)
• M2: 536,308 km (0.117 R)
• M3: 1,400,834 km (0.086 R)
• M4: 1,982,770 km (0.112 R)
• M5: 2,862,256 km (0.092 R)
• M6: 3,420,855 km (0.088 R)
• M7: 5,646,422 km (0.066 R)
• M8: 6,880,904 km (0.107 R)
• M9: 7,371,734 km (0.098 R)
• M10: 7,729,273 km (0.054 R)
• M11: 8,928,899 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.1

Radius: 10.8

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.63 AU - 2.09 AU

Year: 1638 Days

Day: 5.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,569,780 km

• M1: 134,488 km (0.06 R)
• M2: 551,418 km (0.051 R)
• M3: 1,032,225 km (0.102 R)
• M4: 2,033,933 km (0.108 R)
• M5: 2,418,698 km (0.104 R)
• M6: 2,787,158 km (0.086 R)
• M7: 3,221,740 km (0.084 R)
• M8: 3,975,115 km (0.095 R)
• M9: 4,600,583 km (0.119 R)
• M10: 5,072,714 km (0.053 R)
• M11: 5,514,626 km (0.069 R)
• M12: 6,070,083 km (0.081 R)
• M13: 6,522,467 km (0.076 R)
• M14: 7,726,580 km (0.076 R)
• M15: 9,248,290 km (0.066 R)
• M16: 9,817,809 km (0.116 R)
• M17: 10,315,372 km (0.109 R)
• M18: 11,360,911 km (0.093 R)

Asteroid Belt

Center: 2.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.9

Radius: 8.3

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.44 AU - 2.96 AU

Year: 2865 Days

Day: 12.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,569,780 km

• M1: 104,120 km (0.081 R)
• M2: 409,001 km (0.062 R)
• M3: 779,405 km (0.106 R)
• M4: 1,172,698 km (0.099 R)
• M5: 1,475,334 km (0.083 R)
• M6: 2,034,980 km (0.103 R)
• M7: 2,698,596 km (0.082 R)
• M8: 3,535,596 km (0.04 R)
• M9: 4,054,551 km (0.048 R)
• M10: 4,645,163 km (0.11 R)
• M11: 5,487,549 km (0.092 R)
• M12: 5,893,109 km (0.109 R)
• M13: 7,141,802 km (0.104 R)
• M14: 7,687,685 km (0.083 R)
• M15: 9,746,152 km (0.116 R)
• M16: 10,153,058 km (0.058 R)
• M17: 11,564,364 km (0.068 R)
• M18: 11,853,238 km (0.096 R)
• M19: 12,317,141 km (0.081 R)
• M20: 14,531,488 km (0.088 R)
• M21: 14,819,614 km (0.095 R)
• M22: 18,303,150 km (0.099 R)
• M23: 19,382,349 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439.1

Radius: 5.9

Gravity: 12.61 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.3 AU - 8.6 AU

Year: 11830 Days

Day: 21.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,569,780 km

• M1: 73,453 km (0.059 R)
• M2: 276,906 km (0.091 R)
• M3: 649,704 km (0.084 R)
• M4: 932,294 km (0.065 R)
• M5: 1,270,385 km (0.107 R)
• M6: 1,585,887 km (0.103 R)
• M7: 2,354,970 km (0.115 R)
• M8: 2,546,605 km (0.075 R)
• M9: 2,748,562 km (0.109 R)
• M10: 3,005,272 km (0.114 R)
• M11: 3,978,406 km (0.109 R)
• M12: 5,306,536 km (0.112 R)
• M13: 5,503,556 km (0.12 R)
• M14: 6,828,993 km (0.084 R)
• M15: 7,101,710 km (0.094 R)
• M16: 8,939,969 km (0.054 R)
• M17: 9,125,620 km (0.12 R)
• M18: 13,162,967 km (0.046 R)
• M19: 14,017,620 km (0.113 R)
• M20: 16,109,297 km (0.097 R)
• M21: 17,517,312 km (0.035 R)
• M22: 19,701,740 km (0.105 R)
• M23: 19,937,507 km (0.111 R)
• M24: 20,334,839 km (0.106 R)
• M25: 21,063,231 km (0.112 R)
• M26: 27,528,103 km (0.036 R)
• M27: 28,219,394 km (0.119 R)
• M28: 28,720,248 km (0.056 R)
• M29: 29,946,352 km (0.111 R)
• M30: 32,066,752 km (0.119 R)
• M31: 32,502,531 km (0.119 R)
• M32: 33,052,752 km (0.038 R)
• M33: 36,841,318 km (0.099 R)
• M34: 40,274,589 km (0.069 R)

Asteroid Belt

Center: 7.79 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.6

Radius: 5.2

Gravity: 21.1 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.09 AU - 9.15 AU

Year: 16341 Days

Day: 22.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,569,780 km

• M1: 64,626 km (0.098 R)
• M2: 388,356 km (0.049 R)
• M3: 564,732 km (0.091 R)
• M4: 865,573 km (0.079 R)
• M5: 1,163,273 km (0.12 R)
• M6: 1,496,428 km (0.106 R)
• M7: 1,769,294 km (0.042 R)
• M8: 2,093,622 km (0.066 R)
• M9: 2,521,323 km (0.091 R)
• M10: 3,631,638 km (0.118 R)
• M11: 3,829,705 km (0.065 R)
• M12: 10,982,877 km (0.042 R)
• M13: 17,629,361 km (0.081 R)
• M14: 18,779,769 km (0.075 R)
• M15: 19,373,523 km (0.117 R)
• M16: 21,595,949 km (0.073 R)
• M17: 22,060,001 km (0.103 R)
• M18: 22,911,961 km (0.089 R)
• M19: 23,297,475 km (0.109 R)
• M20: 25,910,202 km (0.09 R)
• M21: 27,938,450 km (0.114 R)
• M22: 38,045,581 km (0.067 R)
• M23: 45,935,373 km (0.07 R)
• M24: 47,166,713 km (0.089 R)
• M25: 47,478,026 km (0.114 R)
• M26: 48,578,169 km (0.107 R)
• M27: 62,008,916 km (0.043 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: 469 - 14,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit