🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.53 AU - 0.65 AU

Year: 297 Days

Day: 29.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.6

Radius: 14.3

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.82 AU - 0.9 AU

Year: 523 Days

Day: 12.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,426,717 km

• M1: 196,871 km (0.097 R)
• M2: 770,429 km (0.032 R)
• M3: 1,234,781 km (0.113 R)
• M4: 1,748,201 km (0.097 R)
• M5: 2,386,684 km (0.097 R)
• M6: 3,155,468 km (0.11 R)
• M7: 5,419,183 km (0.067 R)
• M8: 6,353,571 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.6

Radius: 8.8

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.82 AU - 1.34 AU

Year: 736 Days

Day: 9.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,426,717 km

• M1: 110,104 km (0.034 R)
• M2: 474,225 km (0.087 R)
• M3: 847,771 km (0.067 R)
• M4: 1,773,333 km (0.113 R)
• M5: 2,152,564 km (0.063 R)
• M6: 2,705,178 km (0.114 R)
• M7: 3,222,937 km (0.1 R)
• M8: 3,545,769 km (0.107 R)
• M9: 4,566,325 km (0.098 R)
• M10: 5,789,886 km (0.118 R)
• M11: 6,794,885 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238

Radius: 8.5

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.21 AU - 1.37 AU

Year: 961 Days

Day: 9.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,426,717 km

• M1: 155,731 km (0.106 R)
• M2: 774,767 km (0.1 R)
• M3: 1,270,834 km (0.111 R)
• M4: 1,625,231 km (0.065 R)
• M5: 1,983,369 km (0.115 R)
• M6: 2,535,834 km (0.066 R)
• M7: 2,837,572 km (0.095 R)
• M8: 3,398,265 km (0.112 R)
• M9: 4,016,553 km (0.114 R)
• M10: 5,890,715 km (0.089 R)
• M11: 6,172,109 km (0.118 R)
• M12: 6,925,334 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.3

Radius: 11.2

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.32 AU - 2.18 AU

Year: 1519 Days

Day: 6.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,426,717 km

• M1: 139,575 km (0.089 R)
• M2: 628,610 km (0.115 R)
• M3: 1,072,617 km (0.112 R)
• M4: 1,428,959 km (0.12 R)
• M5: 1,795,474 km (0.104 R)
• M6: 3,146,791 km (0.114 R)
• M7: 3,744,584 km (0.092 R)
• M8: 4,398,028 km (0.055 R)
• M9: 4,801,792 km (0.087 R)
• M10: 5,443,418 km (0.1 R)
• M11: 5,841,498 km (0.063 R)
• M12: 6,647,082 km (0.075 R)
• M13: 7,128,787 km (0.031 R)
• M14: 8,190,483 km (0.047 R)
• M15: 8,774,364 km (0.085 R)
• M16: 11,643,352 km (0.056 R)
• M17: 13,112,702 km (0.073 R)

Asteroid Belt

Center: 3.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.8

Radius: 12

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.31 AU - 5.55 AU

Year: 7181 Days

Day: 13 Hours

Environment

Temp: -218 °C

Axial Tilt: 76 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,426,717 km

• M1: 149,299 km (0.082 R)
• M2: 540,946 km (0.109 R)
• M3: 1,061,247 km (0.109 R)
• M4: 1,850,526 km (0.075 R)
• M5: 2,448,319 km (0.112 R)
• M6: 3,754,607 km (0.061 R)
• M7: 4,953,933 km (0.089 R)
• M8: 7,444,738 km (0.088 R)
• M9: 9,556,910 km (0.111 R)
• M10: 9,984,461 km (0.107 R)
• M11: 10,524,360 km (0.068 R)
• M12: 11,135,467 km (0.032 R)
• M13: 11,770,211 km (0.1 R)
• M14: 14,000,865 km (0.114 R)
• M15: 15,441,343 km (0.095 R)
• M16: 16,840,681 km (0.118 R)
• M17: 19,661,499 km (0.105 R)
• M18: 21,545,983 km (0.077 R)
• M19: 22,117,596 km (0.038 R)
• M20: 23,634,070 km (0.11 R)
• M21: 25,128,852 km (0.115 R)
• M22: 25,853,803 km (0.108 R)
• M23: 26,873,163 km (0.104 R)
• M24: 27,535,732 km (0.114 R)
• M25: 29,488,882 km (0.063 R)
• M26: 30,397,240 km (0.117 R)
• M27: 41,279,139 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.6

Radius: 5.7

Gravity: 18.18 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.56 AU - 7.64 AU

Year: 12411 Days

Day: 15 Hours

Environment

Temp: -232 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,426,717 km

• M1: 71,209 km (0.117 R)
• M2: 266,883 km (0.092 R)
• M3: 461,061 km (0.102 R)
• M4: 702,811 km (0.118 R)
• M5: 1,106,575 km (0.119 R)
• M6: 1,623,286 km (0.103 R)
• M7: 3,438,357 km (0.101 R)
• M8: 5,533,625 km (0.104 R)
• M9: 7,728,076 km (0.12 R)
• M10: 8,310,012 km (0.032 R)
• M11: 8,824,778 km (0.076 R)
• M12: 10,443,427 km (0.091 R)
• M13: 14,453,847 km (0.088 R)
• M14: 18,273,230 km (0.08 R)
• M15: 19,142,244 km (0.119 R)
• M16: 21,133,691 km (0.12 R)
• M17: 22,268,092 km (0.103 R)
• M18: 22,805,148 km (0.039 R)
• M19: 29,401,068 km (0.051 R)
• M20: 31,034,078 km (0.111 R)
• M21: 33,888,854 km (0.099 R)
• M22: 35,804,904 km (0.066 R)
• M23: 38,045,282 km (0.074 R)
• M24: 39,720,479 km (0.103 R)
• M25: 41,848,808 km (0.057 R)
• M26: 45,467,730 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 112

Radius: 4.4

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.43 AU - 9.01 AU

Year: 14071 Days

Day: 18.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,426,717 km

• M1: 54,753 km (0.062 R)
• M2: 210,484 km (0.109 R)
• M3: 526,136 km (0.068 R)
• M4: 1,052,720 km (0.045 R)
• M5: 2,853,729 km (0.091 R)
• M6: 3,232,212 km (0.086 R)
• M7: 4,490,778 km (0.076 R)
• M8: 4,755,268 km (0.035 R)
• M9: 5,462,117 km (0.085 R)
• M10: 6,204,123 km (0.112 R)
• M11: 7,961,748 km (0.075 R)
• M12: 9,078,347 km (0.102 R)
• M13: 11,568,254 km (0.073 R)
• M14: 19,391,175 km (0.056 R)
• M15: 21,173,783 km (0.098 R)
• M16: 22,370,417 km (0.072 R)
• M17: 24,008,364 km (0.066 R)
• M18: 24,897,424 km (0.104 R)
• M19: 25,724,551 km (0.065 R)
• M20: 27,960,440 km (0.111 R)
• M21: 28,583,815 km (0.103 R)
• M22: 30,603,386 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.5

Radius: 5.3

Gravity: 27.32 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 8.41 AU - 8.49 AU

Year: 16114 Days

Day: 19.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,426,717 km

• M1: 66,122 km (0.079 R)
• M2: 278,701 km (0.098 R)
• M3: 620,981 km (0.042 R)
• M4: 1,010,982 km (0.118 R)
• M5: 2,412,565 km (0.067 R)
• M6: 3,176,262 km (0.063 R)
• M7: 3,699,855 km (0.043 R)
• M8: 4,028,072 km (0.113 R)
• M9: 7,578,927 km (0.068 R)
• M10: 9,457,877 km (0.047 R)
• M11: 10,890,127 km (0.103 R)
• M12: 12,859,583 km (0.089 R)
• M13: 16,358,228 km (0.11 R)
• M14: 17,322,685 km (0.105 R)
• M15: 17,986,302 km (0.119 R)
• M16: 18,239,421 km (0.103 R)
• M17: 18,926,225 km (0.12 R)
• M18: 19,630,233 km (0.119 R)
• M19: 22,523,007 km (0.095 R)
• M20: 23,715,152 km (0.076 R)
• M21: 24,326,858 km (0.089 R)
• M22: 28,675,518 km (0.041 R)
• M23: 30,911,558 km (0.104 R)
• M24: 31,886,786 km (0.115 R)
• M25: 32,882,360 km (0.084 R)
• M26: 35,594,270 km (0.116 R)
• M27: 39,864,392 km (0.115 R)
• M28: 48,095,865 km (0.051 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 17,572 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit