🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.4 AU - 0.6 AU

Year: 228 Days

Day: 14.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,916,679 km

• M1: 36,352 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.8

Radius: 8.4

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.58 AU - 0.8 AU

Year: 370 Days

Day: 11.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 88,916,679 km

• M1: 109,655 km (0.051 R)
• M2: 431,291 km (0.114 R)
• M3: 876,494 km (0.108 R)
• M4: 1,690,306 km (0.034 R)
• M5: 2,652,520 km (0.084 R)
• M6: 3,188,379 km (0.086 R)
• M7: 3,627,150 km (0.114 R)
• M8: 4,488,535 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.7

Radius: 13

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.49 AU - 1.71 AU

Year: 1307 Days

Day: 11.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,916,679 km

• M1: 161,865 km (0.037 R)
• M2: 585,077 km (0.041 R)
• M3: 1,009,038 km (0.095 R)
• M4: 1,622,239 km (0.087 R)
• M5: 2,038,271 km (0.073 R)
• M6: 2,615,569 km (0.07 R)
• M7: 3,596,931 km (0.079 R)
• M8: 5,235,776 km (0.058 R)
• M9: 6,740,132 km (0.038 R)
• M10: 7,892,484 km (0.068 R)
• M11: 8,750,727 km (0.047 R)
• M12: 9,202,663 km (0.04 R)
• M13: 9,765,599 km (0.089 R)
• M14: 10,788,998 km (0.11 R)
• M15: 11,919,210 km (0.08 R)
• M16: 13,126,764 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.7

Radius: 14.4

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.58 AU - 4.06 AU

Year: 3906 Days

Day: 5.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,916,679 km

• M1: 179,667 km (0.075 R)
• M2: 636,539 km (0.096 R)
• M3: 1,151,455 km (0.079 R)
• M4: 1,898,547 km (0.062 R)
• M5: 2,365,292 km (0.115 R)
• M6: 3,077,976 km (0.105 R)
• M7: 3,748,474 km (0.062 R)
• M8: 4,576,648 km (0.064 R)
• M9: 5,224,556 km (0.103 R)
• M10: 6,310,936 km (0.04 R)
• M11: 7,398,662 km (0.09 R)
• M12: 7,957,560 km (0.111 R)
• M13: 9,061,293 km (0.097 R)
• M14: 10,627,433 km (0.114 R)
• M15: 11,494,502 km (0.107 R)
• M16: 11,965,436 km (0.118 R)
• M17: 12,904,013 km (0.108 R)
• M18: 15,254,046 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.1

Radius: 13.4

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.73 AU - 4.33 AU

Year: 5224 Days

Day: 8.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 88,916,679 km

• M1: 168,896 km (0.102 R)
• M2: 805,136 km (0.101 R)
• M3: 1,454,540 km (0.083 R)
• M4: 2,154,957 km (0.06 R)
• M5: 3,005,870 km (0.066 R)
• M6: 4,491,377 km (0.094 R)
• M7: 7,570,849 km (0.099 R)
• M8: 10,200,032 km (0.075 R)
• M9: 13,433,440 km (0.048 R)
• M10: 16,229,424 km (0.075 R)
• M11: 17,241,903 km (0.033 R)
• M12: 18,580,504 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.3

Radius: 6.4

Gravity: 17.9 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.98 AU - 7.56 AU

Year: 10137 Days

Day: 15 Hours

Environment

Temp: -211 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 88,916,679 km

• M1: 79,586 km (0.12 R)
• M2: 326,572 km (0.096 R)
• M3: 584,329 km (0.038 R)
• M4: 999,015 km (0.077 R)
• M5: 2,197,742 km (0.109 R)
• M6: 2,481,829 km (0.074 R)
• M7: 3,385,699 km (0.108 R)
• M8: 4,145,955 km (0.106 R)
• M9: 4,611,354 km (0.107 R)
• M10: 5,111,011 km (0.079 R)
• M11: 5,715,536 km (0.082 R)
• M12: 6,749,108 km (0.118 R)
• M13: 7,476,154 km (0.109 R)
• M14: 7,988,975 km (0.116 R)
• M15: 8,755,365 km (0.106 R)
• M16: 8,989,785 km (0.113 R)
• M17: 10,803,809 km (0.075 R)
• M18: 11,570,797 km (0.111 R)
• M19: 13,090,711 km (0.05 R)
• M20: 15,340,514 km (0.108 R)
• M21: 16,951,832 km (0.082 R)
• M22: 19,855,826 km (0.111 R)
• M23: 23,704,082 km (0.113 R)
• M24: 28,326,806 km (0.078 R)
• M25: 29,674,982 km (0.1 R)
• M26: 30,418,483 km (0.079 R)
• M27: 36,213,605 km (0.115 R)
• M28: 36,454,757 km (0.107 R)
• M29: 44,198,093 km (0.118 R)
• M30: 49,038,032 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.6

Radius: 4.2

Gravity: 53.78 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.97 AU - 8.39 AU

Year: 13742 Days

Day: 23.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,916,679 km

• M1: 52,210 km (0.047 R)
• M2: 204,051 km (0.04 R)
• M3: 534,064 km (0.11 R)
• M4: 803,939 km (0.06 R)
• M5: 999,015 km (0.032 R)
• M6: 1,159,383 km (0.044 R)
• M7: 1,294,171 km (0.08 R)
• M8: 1,833,920 km (0.098 R)
• M9: 3,208,575 km (0.11 R)
• M10: 5,117,743 km (0.066 R)
• M11: 11,890,787 km (0.05 R)
• M12: 12,597,038 km (0.104 R)
• M13: 13,195,280 km (0.092 R)
• M14: 14,520,269 km (0.086 R)
• M15: 14,883,193 km (0.1 R)
• M16: 16,788,920 km (0.03 R)
• M17: 17,431,593 km (0.111 R)
• M18: 18,680,436 km (0.099 R)
• M19: 19,370,231 km (0.099 R)
• M20: 26,360,491 km (0.113 R)
• M21: 27,890,578 km (0.048 R)
• M22: 30,649,462 km (0.085 R)
• M23: 31,126,231 km (0.085 R)
• M24: 34,603,483 km (0.11 R)
• M25: 35,642,590 km (0.111 R)
• M26: 36,568,601 km (0.101 R)
• M27: 36,970,421 km (0.114 R)
• M28: 37,510,619 km (0.114 R)
• M29: 42,023,687 km (0.044 R)
• M30: 43,205,959 km (0.063 R)
• M31: 46,102,174 km (0.082 R)
• M32: 50,106,760 km (0.1 R)
• M33: 50,271,616 km (0.092 R)
• M34: 54,685,352 km (0.113 R)
• M35: 56,449,410 km (0.115 R)
• M36: 60,463,271 km (0.069 R)
• M37: 64,858,606 km (0.093 R)
• M38: 65,054,429 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 853

Radius: 3.2

Gravity: 83.3 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.46 AU - 11.18 AU

Year: 21406 Days

Day: 18.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,916,679 km

• M1: 39,793 km (0.083 R)
• M2: 160,070 km (0.085 R)
• M3: 452,982 km (0.117 R)
• M4: 664,963 km (0.068 R)
• M5: 1,377,497 km (0.031 R)
• M6: 1,510,041 km (0.071 R)
• M7: 2,021,666 km (0.117 R)
• M8: 2,492,899 km (0.062 R)
• M9: 3,404,698 km (0.071 R)
• M10: 3,616,828 km (0.096 R)
• M11: 3,902,560 km (0.063 R)
• M12: 4,812,115 km (0.047 R)
• M13: 5,356,352 km (0.074 R)
• M14: 5,769,391 km (0.059 R)
• M15: 6,027,149 km (0.088 R)
• M16: 7,945,741 km (0.105 R)
• M17: 8,537,102 km (0.074 R)
• M18: 8,759,255 km (0.084 R)
• M19: 12,570,410 km (0.072 R)
• M20: 13,223,405 km (0.081 R)
• M21: 17,267,783 km (0.09 R)
• M22: 20,247,025 km (0.077 R)
• M23: 21,549,274 km (0.094 R)
• M24: 23,878,363 km (0.103 R)
• M25: 25,904,517 km (0.103 R)
• M26: 28,780,386 km (0.119 R)
• M27: 30,166,710 km (0.082 R)
• M28: 30,811,327 km (0.112 R)
• M29: 38,670,002 km (0.091 R)
• M30: 45,875,982 km (0.075 R)
• M31: 46,385,961 km (0.086 R)
• M32: 51,511,484 km (0.031 R)
• M33: 52,802,812 km (0.119 R)
• M34: 54,684,754 km (0.105 R)
• M35: 58,382,813 km (0.082 R)
• M36: 62,451,875 km (0.093 R)
• M37: 72,289,581 km (0.096 R)
• M38: 76,259,310 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.6

Radius: 4.5

Gravity: 37.26 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 9.47 AU - 12.85 AU

Year: 24072 Days

Day: 17.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,916,679 km

• M1: 56,249 km (0.046 R)
• M2: 238,010 km (0.035 R)
• M3: 646,412 km (0.081 R)
• M4: 2,728,964 km (0.095 R)
• M5: 2,940,496 km (0.089 R)
• M6: 5,286,639 km (0.072 R)
• M7: 5,743,062 km (0.099 R)
• M8: 6,877,463 km (0.057 R)
• M9: 7,319,973 km (0.107 R)
• M10: 10,574,475 km (0.116 R)
• M11: 10,833,579 km (0.117 R)
• M12: 14,679,441 km (0.08 R)
• M13: 14,840,109 km (0.111 R)
• M14: 17,393,744 km (0.117 R)
• M15: 21,854,753 km (0.116 R)
• M16: 22,808,589 km (0.086 R)
• M17: 23,132,618 km (0.072 R)
• M18: 25,256,309 km (0.113 R)
• M19: 28,868,350 km (0.061 R)
• M20: 29,502,046 km (0.105 R)
• M21: 30,797,115 km (0.053 R)
• M22: 31,192,951 km (0.069 R)
• M23: 33,085,065 km (0.055 R)
• M24: 34,482,459 km (0.1 R)
• M25: 37,244,933 km (0.088 R)
• M26: 39,217,830 km (0.112 R)
• M27: 39,527,497 km (0.048 R)
• M28: 40,940,748 km (0.061 R)
• M29: 42,063,032 km (0.091 R)
• M30: 44,873,676 km (0.111 R)
• M31: 46,066,420 km (0.084 R)
• M32: 48,693,359 km (0.073 R)
• M33: 49,952,674 km (0.079 R)
• M34: 50,865,370 km (0.089 R)
• M35: 55,013,719 km (0.102 R)
• M36: 60,200,128 km (0.073 R)
• M37: 65,051,587 km (0.118 R)
• M38: 66,139,612 km (0.089 R)
• M39: 69,703,033 km (0.109 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: 404 - 15,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit