🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.8

Radius: 11.5

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.59 AU - 0.63 AU

Year: 318 Days

Day: 9.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,939,520 km

• M1: 143,165 km (0.116 R)
• M2: 536,608 km (0.07 R)
• M3: 916,137 km (0.043 R)
• M4: 1,446,462 km (0.08 R)
• M5: 1,991,148 km (0.107 R)
• M6: 2,979,541 km (0.094 R)
• M7: 3,438,806 km (0.1 R)
• M8: 3,932,330 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.7

Radius: 12.1

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.64 AU - 0.96 AU

Year: 477 Days

Day: 6.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,939,520 km

• M1: 150,645 km (0.086 R)
• M2: 818,300 km (0.086 R)
• M3: 1,211,892 km (0.097 R)
• M4: 2,284,210 km (0.108 R)
• M5: 2,673,464 km (0.075 R)
• M6: 3,130,784 km (0.087 R)
• M7: 3,511,062 km (0.082 R)
• M8: 4,233,919 km (0.096 R)
• M9: 4,988,191 km (0.06 R)
• M10: 5,423,671 km (0.025 R)
• M11: 6,275,631 km (0.08 R)
• M12: 6,844,701 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.1

Radius: 11.8

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.96 AU - 1.14 AU

Year: 717 Days

Day: 8.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,939,520 km

• M1: 147,204 km (0.093 R)
• M2: 790,326 km (0.076 R)
• M3: 1,224,010 km (0.109 R)
• M4: 1,669,961 km (0.068 R)
• M5: 2,208,364 km (0.047 R)
• M6: 2,663,440 km (0.05 R)
• M7: 3,437,011 km (0.103 R)
• M8: 4,511,423 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.6

Radius: 13.7

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.85 AU - 2.03 AU

Year: 1802 Days

Day: 14.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,939,520 km

• M1: 178,470 km (0.111 R)
• M2: 700,716 km (0.114 R)
• M3: 1,419,085 km (0.11 R)
• M4: 1,934,001 km (0.112 R)
• M5: 3,245,077 km (0.091 R)
• M6: 4,488,535 km (0.117 R)
• M7: 5,125,223 km (0.082 R)
• M8: 5,641,934 km (0.072 R)
• M9: 6,264,710 km (0.041 R)
• M10: 7,404,646 km (0.072 R)
• M11: 8,296,399 km (0.049 R)
• M12: 8,859,036 km (0.117 R)
• M13: 11,549,105 km (0.034 R)
• M14: 12,213,918 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.5

Radius: 14.8

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.62 AU - 2.36 AU

Year: 1872 Days

Day: 12.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,939,520 km

• M1: 184,155 km (0.112 R)
• M2: 739,612 km (0.11 R)
• M3: 1,547,141 km (0.106 R)
• M4: 2,178,893 km (0.026 R)
• M5: 2,798,079 km (0.085 R)
• M6: 3,400,360 km (0.059 R)
• M7: 4,172,434 km (0.078 R)
• M8: 8,000,345 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.3

Radius: 13.7

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.57 AU - 4.13 AU

Year: 5038 Days

Day: 9.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,939,520 km

• M1: 170,392 km (0.091 R)
• M2: 707,000 km (0.057 R)
• M3: 1,245,701 km (0.088 R)
• M4: 1,988,754 km (0.115 R)
• M5: 4,539,547 km (0.107 R)
• M6: 5,693,246 km (0.088 R)
• M7: 6,149,819 km (0.102 R)
• M8: 6,999,834 km (0.113 R)
• M9: 7,705,786 km (0.089 R)
• M10: 8,266,030 km (0.103 R)
• M11: 9,468,498 km (0.114 R)
• M12: 10,111,918 km (0.083 R)
• M13: 11,249,311 km (0.096 R)
• M14: 11,971,570 km (0.113 R)
• M15: 12,571,607 km (0.053 R)
• M16: 13,139,031 km (0.098 R)
• M17: 14,774,286 km (0.059 R)
• M18: 15,406,636 km (0.089 R)
• M19: 18,053,621 km (0.085 R)
• M20: 18,577,662 km (0.093 R)
• M21: 19,450,865 km (0.088 R)
• M22: 21,424,509 km (0.084 R)
• M23: 22,384,778 km (0.094 R)
• M24: 24,871,095 km (0.108 R)
• M25: 25,438,520 km (0.06 R)
• M26: 26,097,648 km (0.083 R)
• M27: 27,107,733 km (0.035 R)
• M28: 28,056,333 km (0.034 R)
• M29: 28,848,902 km (0.063 R)
• M30: 30,019,805 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.1

Radius: 9.4

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.44 AU - 5 AU

Year: 5781 Days

Day: 9.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,939,520 km

• M1: 117,734 km (0.057 R)
• M2: 788,231 km (0.083 R)
• M3: 1,409,212 km (0.095 R)
• M4: 2,297,823 km (0.112 R)
• M5: 3,667,093 km (0.076 R)
• M6: 4,265,035 km (0.09 R)
• M7: 5,404,522 km (0.089 R)
• M8: 7,667,190 km (0.078 R)
• M9: 8,758,058 km (0.09 R)
• M10: 11,517,540 km (0.101 R)
• M11: 12,553,356 km (0.084 R)
• M12: 14,327,437 km (0.115 R)
• M13: 14,647,576 km (0.083 R)
• M14: 15,805,763 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.4

Radius: 9.1

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.25 AU - 5.25 AU

Year: 6904 Days

Day: 10.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,939,520 km

• M1: 114,143 km (0.055 R)
• M2: 411,693 km (0.034 R)
• M3: 865,723 km (0.096 R)
• M4: 1,302,698 km (0.103 R)
• M5: 1,611,618 km (0.056 R)
• M6: 2,347,639 km (0.095 R)
• M7: 2,792,095 km (0.087 R)
• M8: 3,945,494 km (0.069 R)
• M9: 4,240,052 km (0.082 R)
• M10: 4,818,847 km (0.119 R)
• M11: 5,630,565 km (0.11 R)
• M12: 6,005,158 km (0.032 R)
• M13: 7,598,076 km (0.092 R)
• M14: 8,532,614 km (0.102 R)
• M15: 9,069,969 km (0.102 R)
• M16: 10,211,999 km (0.038 R)
• M17: 11,796,390 km (0.046 R)
• M18: 13,760,461 km (0.092 R)
• M19: 17,524,643 km (0.11 R)
• M20: 18,392,759 km (0.074 R)
• M21: 19,500,382 km (0.1 R)
• M22: 20,872,643 km (0.098 R)
• M23: 22,696,690 km (0.087 R)
• M24: 24,541,979 km (0.078 R)
• M25: 25,123,018 km (0.109 R)
• M26: 31,837,419 km (0.119 R)
• M27: 32,727,676 km (0.067 R)
• M28: 33,838,290 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.6

Radius: 4.5

Gravity: 43.93 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.8 AU - 8.26 AU

Year: 15174 Days

Day: 15.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,939,520 km

• M1: 55,950 km (0.1 R)
• M2: 338,540 km (0.101 R)
• M3: 478,863 km (0.107 R)
• M4: 780,751 km (0.055 R)
• M5: 1,369,269 km (0.068 R)
• M6: 1,670,111 km (0.074 R)
• M7: 2,696,801 km (0.115 R)
• M8: 3,551,005 km (0.073 R)
• M9: 4,086,415 km (0.103 R)
• M10: 4,776,810 km (0.078 R)
• M11: 4,987,593 km (0.062 R)
• M12: 5,204,660 km (0.104 R)
• M13: 5,696,537 km (0.041 R)
• M14: 5,853,914 km (0.086 R)
• M15: 6,684,930 km (0.071 R)
• M16: 7,976,558 km (0.107 R)
• M17: 9,317,105 km (0.114 R)
• M18: 10,097,707 km (0.105 R)
• M19: 11,979,797 km (0.096 R)
• M20: 13,173,588 km (0.089 R)
• M21: 14,663,882 km (0.076 R)
• M22: 15,794,842 km (0.105 R)
• M23: 16,263,084 km (0.113 R)
• M24: 17,227,242 km (0.08 R)
• M25: 19,983,583 km (0.081 R)
• M26: 21,182,610 km (0.1 R)
• M27: 37,961,507 km (0.101 R)
• M28: 49,192,567 km (0.086 R)
• M29: 51,030,826 km (0.075 R)
• M30: 54,136,926 km (0.109 R)
• M31: 56,095,761 km (0.087 R)
• M32: 59,028,477 km (0.092 R)
• M33: 61,677,108 km (0.072 R)
• M34: 62,642,014 km (0.089 R)
• M35: 67,209,985 km (0.076 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.1

Radius: 4.9

Gravity: 27.53 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.86 AU - 9.3 AU

Year: 15316 Days

Day: 24.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,939,520 km

• M1: 60,886 km (0.086 R)
• M2: 281,693 km (0.113 R)
• M3: 499,058 km (0.103 R)
• M4: 1,340,247 km (0.104 R)
• M5: 1,578,706 km (0.108 R)
• M6: 1,916,050 km (0.105 R)
• M7: 3,593,640 km (0.114 R)
• M8: 3,936,070 km (0.063 R)
• M9: 4,331,457 km (0.106 R)
• M10: 4,620,330 km (0.12 R)
• M11: 6,022,960 km (0.09 R)
• M12: 6,589,188 km (0.103 R)
• M13: 6,799,822 km (0.071 R)
• M14: 7,826,811 km (0.093 R)
• M15: 8,255,558 km (0.118 R)
• M16: 9,743,609 km (0.116 R)
• M17: 10,926,928 km (0.077 R)
• M18: 11,162,694 km (0.118 R)
• M19: 12,584,921 km (0.113 R)
• M20: 13,440,022 km (0.061 R)
• M21: 14,193,248 km (0.094 R)
• M22: 14,615,862 km (0.115 R)
• M23: 16,313,498 km (0.101 R)
• M24: 16,777,102 km (0.118 R)
• M25: 22,281,855 km (0.041 R)
• M26: 23,141,295 km (0.052 R)
• M27: 23,923,542 km (0.063 R)
• M28: 26,907,421 km (0.111 R)
• M29: 29,216,763 km (0.11 R)
• M30: 30,361,486 km (0.099 R)
• M31: 32,984,535 km (0.094 R)
• M32: 35,240,022 km (0.086 R)
• M33: 37,864,268 km (0.114 R)
• M34: 38,404,317 km (0.111 R)
• M35: 44,838,222 km (0.079 R)
• M36: 45,139,662 km (0.068 R)
• M37: 58,161,408 km (0.086 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 18,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit