🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.55 AU - 0.69 AU

Year: 320 Days

Day: 30.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.9

Radius: 13.7

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.26 AU - 1.34 AU

Year: 972 Days

Day: 7.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,418,391 km

• M1: 172,187 km (0.059 R)
• M2: 646,562 km (0.109 R)
• M3: 1,156,392 km (0.036 R)
• M4: 1,639,892 km (0.049 R)
• M5: 2,174,854 km (0.101 R)
• M6: 2,681,392 km (0.089 R)
• M7: 3,524,376 km (0.097 R)
• M8: 4,008,774 km (0.026 R)
• M9: 4,994,175 km (0.114 R)
• M10: 7,377,269 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.3

Radius: 10.6

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.18 AU - 1.7 AU

Year: 1134 Days

Day: 5.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,418,391 km

• M1: 131,945 km (0.084 R)
• M2: 487,390 km (0.07 R)
• M3: 819,497 km (0.113 R)
• M4: 1,535,323 km (0.096 R)
• M5: 2,251,298 km (0.109 R)
• M6: 3,075,583 km (0.084 R)
• M7: 3,573,744 km (0.102 R)
• M8: 4,412,240 km (0.109 R)
• M9: 4,868,513 km (0.114 R)
• M10: 5,272,577 km (0.1 R)
• M11: 5,786,894 km (0.065 R)
• M12: 6,891,525 km (0.09 R)
• M13: 7,324,013 km (0.111 R)
• M14: 8,413,384 km (0.086 R)
• M15: 9,483,308 km (0.04 R)
• M16: 9,891,112 km (0.047 R)
• M17: 10,608,135 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.5

Radius: 13.4

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.41 AU - 1.65 AU

Year: 1241 Days

Day: 7.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,418,391 km

• M1: 204,650 km (0.079 R)
• M2: 718,967 km (0.108 R)
• M3: 1,496,577 km (0.097 R)
• M4: 2,022,264 km (0.088 R)
• M5: 3,531,856 km (0.114 R)
• M6: 3,958,210 km (0.095 R)
• M7: 6,059,611 km (0.104 R)
• M8: 6,834,828 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.9

Radius: 8.7

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.31 AU - 1.85 AU

Year: 1303 Days

Day: 5.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,418,391 km

• M1: 108,159 km (0.091 R)
• M2: 550,371 km (0.071 R)
• M3: 955,930 km (0.1 R)
• M4: 1,395,449 km (0.062 R)
• M5: 1,776,325 km (0.075 R)
• M6: 2,715,949 km (0.028 R)
• M7: 3,065,260 km (0.091 R)
• M8: 4,251,871 km (0.089 R)
• M9: 4,691,988 km (0.104 R)
• M10: 5,427,112 km (0.026 R)
• M11: 6,355,965 km (0.089 R)
• M12: 7,103,356 km (0.075 R)
• M13: 7,588,053 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.7

Radius: 9.5

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.3 AU - 2.94 AU

Year: 2782 Days

Day: 5.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,418,391 km

• M1: 119,977 km (0.054 R)
• M2: 544,536 km (0.09 R)
• M3: 1,048,232 km (0.097 R)
• M4: 1,934,899 km (0.082 R)
• M5: 2,433,509 km (0.115 R)
• M6: 3,063,316 km (0.058 R)
• M7: 3,442,696 km (0.118 R)
• M8: 3,779,590 km (0.105 R)
• M9: 4,296,600 km (0.106 R)
• M10: 5,103,232 km (0.109 R)
• M11: 8,070,057 km (0.052 R)
• M12: 8,732,327 km (0.028 R)
• M13: 9,880,939 km (0.117 R)
• M14: 11,089,391 km (0.109 R)
• M15: 12,434,575 km (0.041 R)
• M16: 12,808,270 km (0.079 R)
• M17: 13,929,806 km (0.12 R)
• M18: 15,022,169 km (0.09 R)
• M19: 15,781,379 km (0.084 R)

Asteroid Belt

Center: 3.19 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670

Radius: 10.1

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.2 AU - 4.3 AU

Year: 4764 Days

Day: 8 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,418,391 km

• M1: 125,662 km (0.097 R)
• M2: 446,101 km (0.097 R)
• M3: 1,054,815 km (0.062 R)
• M4: 1,589,328 km (0.05 R)
• M5: 1,933,702 km (0.087 R)
• M6: 2,553,785 km (0.111 R)
• M7: 3,463,191 km (0.03 R)
• M8: 3,847,208 km (0.038 R)
• M9: 4,331,008 km (0.093 R)
• M10: 4,829,169 km (0.1 R)
• M11: 5,146,167 km (0.07 R)
• M12: 6,492,996 km (0.025 R)
• M13: 7,180,399 km (0.08 R)
• M14: 9,994,783 km (0.048 R)
• M15: 10,956,249 km (0.084 R)
• M16: 12,911,044 km (0.095 R)
• M17: 13,317,950 km (0.05 R)
• M18: 13,785,893 km (0.11 R)
• M19: 14,481,373 km (0.116 R)
• M20: 15,596,476 km (0.073 R)
• M21: 21,544,337 km (0.113 R)
• M22: 23,368,833 km (0.095 R)
• M23: 24,511,761 km (0.087 R)
• M24: 26,662,380 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.3

Radius: 7.8

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.82 AU - 9.3 AU

Year: 13636 Days

Day: 16.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,418,391 km

• M1: 97,089 km (0.1 R)
• M2: 400,773 km (0.09 R)
• M3: 974,929 km (0.095 R)
• M4: 1,246,150 km (0.099 R)
• M5: 1,553,125 km (0.119 R)
• M6: 2,016,878 km (0.117 R)
• M7: 2,321,460 km (0.046 R)
• M8: 2,723,130 km (0.071 R)
• M9: 4,063,078 km (0.11 R)
• M10: 4,712,483 km (0.119 R)
• M11: 5,148,112 km (0.094 R)
• M12: 5,501,162 km (0.032 R)
• M13: 6,295,378 km (0.114 R)
• M14: 9,708,453 km (0.089 R)
• M15: 11,387,839 km (0.093 R)
• M16: 12,992,575 km (0.066 R)
• M17: 13,782,003 km (0.069 R)
• M18: 14,394,606 km (0.083 R)
• M19: 16,568,413 km (0.054 R)
• M20: 19,286,307 km (0.088 R)
• M21: 20,225,782 km (0.102 R)
• M22: 21,105,866 km (0.104 R)
• M23: 21,646,064 km (0.114 R)
• M24: 22,754,135 km (0.119 R)
• M25: 29,087,511 km (0.073 R)
• M26: 29,981,807 km (0.105 R)
• M27: 35,104,786 km (0.058 R)
• M28: 38,336,399 km (0.069 R)
• M29: 39,275,575 km (0.096 R)
• M30: 45,832,449 km (0.12 R)
• M31: 52,260,071 km (0.092 R)
• M32: 52,588,139 km (0.109 R)
• M33: 55,602,836 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525

Radius: 3.5

Gravity: 42.86 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.56 AU - 12.3 AU

Year: 22097 Days

Day: 22.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,418,391 km

• M1: 43,533 km (0.068 R)
• M2: 402,568 km (0.111 R)
• M3: 1,008,738 km (0.09 R)
• M4: 1,262,307 km (0.05 R)
• M5: 1,658,741 km (0.05 R)
• M6: 1,952,851 km (0.076 R)
• M7: 2,526,558 km (0.107 R)
• M8: 3,150,980 km (0.1 R)
• M9: 3,315,089 km (0.057 R)
• M10: 4,523,540 km (0.032 R)
• M11: 6,165,527 km (0.077 R)
• M12: 10,991,404 km (0.077 R)
• M13: 12,827,120 km (0.072 R)
• M14: 13,889,863 km (0.031 R)
• M15: 19,177,101 km (0.091 R)
• M16: 26,550,780 km (0.12 R)
• M17: 33,734,170 km (0.04 R)
• M18: 36,574,136 km (0.093 R)
• M19: 38,123,521 km (0.109 R)
• M20: 41,806,172 km (0.104 R)
• M21: 47,020,855 km (0.109 R)
• M22: 53,364,104 km (0.095 R)
• M23: 66,879,224 km (0.062 R)
• M24: 73,087,685 km (0.073 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 15,585 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit