🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

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: 308.4

Radius: 13.4

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.57 AU - 0.65 AU

Year: 323 Days

Day: 7 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 75,652,468 km

• M1: 169,345 km (0.081 R)
• M2: 966,851 km (0.095 R)
• M3: 1,621,192 km (0.049 R)
• M4: 2,165,878 km (0.084 R)
• M5: 2,710,564 km (0.073 R)
• M6: 3,590,050 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.3

Radius: 11.2

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.81 AU - 0.89 AU

Year: 532 Days

Day: 7.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,652,468 km

• M1: 139,276 km (0.113 R)
• M2: 508,932 km (0.078 R)
• M3: 857,794 km (0.088 R)
• M4: 1,376,899 km (0.109 R)
• M5: 1,788,891 km (0.118 R)
• M6: 2,144,934 km (0.117 R)
• M7: 2,662,842 km (0.088 R)
• M8: 3,155,019 km (0.079 R)
• M9: 3,524,975 km (0.086 R)
• M10: 4,007,278 km (0.11 R)
• M11: 4,750,331 km (0.067 R)
• M12: 5,374,453 km (0.116 R)
• M13: 5,960,278 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.3

Radius: 14.3

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.98 AU - 1.34 AU

Year: 847 Days

Day: 13.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 75,652,468 km

• M1: 177,872 km (0.109 R)
• M2: 1,324,689 km (0.04 R)
• M3: 1,874,162 km (0.082 R)
• M4: 2,508,457 km (0.111 R)
• M5: 3,111,636 km (0.119 R)
• M6: 3,576,287 km (0.081 R)
• M7: 4,024,781 km (0.092 R)
• M8: 5,564,592 km (0.05 R)
• M9: 6,254,986 km (0.086 R)
• M10: 6,956,301 km (0.118 R)
• M11: 9,076,851 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.1

Radius: 8.1

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.21 AU - 1.29 AU

Year: 948 Days

Day: 9.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,652,468 km

• M1: 100,829 km (0.05 R)
• M2: 370,105 km (0.068 R)
• M3: 709,991 km (0.098 R)
• M4: 979,268 km (0.092 R)
• M5: 1,263,952 km (0.109 R)
• M6: 1,596,658 km (0.039 R)
• M7: 2,099,457 km (0.112 R)
• M8: 2,504,867 km (0.111 R)
• M9: 2,772,497 km (0.062 R)
• M10: 3,379,416 km (0.034 R)
• M11: 3,850,350 km (0.113 R)
• M12: 4,270,570 km (0.111 R)
• M13: 4,754,370 km (0.104 R)
• M14: 5,474,085 km (0.067 R)
• M15: 6,104,491 km (0.096 R)
• M16: 6,634,516 km (0.064 R)
• M17: 7,194,910 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.9

Radius: 14.3

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.24 AU - 1.96 AU

Year: 1373 Days

Day: 10.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,652,468 km

• M1: 177,872 km (0.115 R)
• M2: 777,909 km (0.099 R)
• M3: 1,600,398 km (0.093 R)
• M4: 2,124,290 km (0.072 R)
• M5: 2,579,067 km (0.041 R)
• M6: 3,129,139 km (0.108 R)
• M7: 3,740,844 km (0.118 R)
• M8: 4,506,935 km (0.096 R)
• M9: 5,726,606 km (0.063 R)
• M10: 8,311,059 km (0.119 R)
• M11: 9,178,577 km (0.085 R)
• M12: 10,609,182 km (0.1 R)
• M13: 12,109,200 km (0.11 R)
• M14: 13,027,581 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834

Radius: 11.1

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.98 AU - 4.88 AU

Year: 5284 Days

Day: 11 Hours

Environment

Temp: -223 °C

Axial Tilt: 108.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,652,468 km

• M1: 142,268 km (0.052 R)
• M2: 554,111 km (0.038 R)
• M3: 1,019,659 km (0.057 R)
• M4: 1,379,442 km (0.042 R)
• M5: 2,318,617 km (0.114 R)
• M6: 2,937,504 km (0.045 R)
• M7: 4,662,218 km (0.06 R)
• M8: 5,384,027 km (0.063 R)
• M9: 5,926,320 km (0.099 R)
• M10: 6,876,565 km (0.105 R)
• M11: 7,479,146 km (0.091 R)
• M12: 8,468,586 km (0.116 R)
• M13: 8,912,592 km (0.079 R)
• M14: 10,293,381 km (0.11 R)
• M15: 11,273,995 km (0.063 R)
• M16: 12,521,342 km (0.058 R)
• M17: 15,586,004 km (0.069 R)
• M18: 16,877,931 km (0.074 R)
• M19: 17,582,387 km (0.117 R)
• M20: 19,256,537 km (0.108 R)
• M21: 19,955,010 km (0.114 R)
• M22: 20,598,131 km (0.085 R)
• M23: 21,034,358 km (0.043 R)
• M24: 22,380,589 km (0.085 R)
• M25: 27,633,270 km (0.103 R)
• M26: 28,075,332 km (0.116 R)
• M27: 28,612,089 km (0.081 R)
• M28: 28,973,667 km (0.105 R)
• M29: 31,302,906 km (0.062 R)
• M30: 32,171,321 km (0.108 R)
• M31: 32,562,370 km (0.025 R)
• M32: 33,154,778 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.2

Radius: 8.6

Gravity: 10.98 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.07 AU - 4.65 AU

Year: 6175 Days

Day: 12.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,652,468 km

• M1: 107,262 km (0.103 R)
• M2: 466,446 km (0.103 R)
• M3: 813,064 km (0.094 R)
• M4: 1,168,359 km (0.045 R)
• M5: 1,449,304 km (0.053 R)
• M6: 2,167,823 km (0.091 R)
• M7: 2,653,567 km (0.072 R)
• M8: 3,471,867 km (0.111 R)
• M9: 5,661,232 km (0.057 R)
• M10: 6,828,694 km (0.107 R)
• M11: 7,116,820 km (0.083 R)
• M12: 7,602,265 km (0.05 R)
• M13: 8,806,827 km (0.088 R)
• M14: 9,454,735 km (0.085 R)
• M15: 10,087,684 km (0.047 R)
• M16: 10,894,016 km (0.068 R)
• M17: 11,288,057 km (0.111 R)
• M18: 12,850,906 km (0.069 R)
• M19: 13,571,070 km (0.054 R)
• M20: 16,918,322 km (0.055 R)
• M21: 20,110,442 km (0.09 R)
• M22: 20,629,098 km (0.099 R)
• M23: 21,847,871 km (0.08 R)
• M24: 24,344,809 km (0.095 R)
• M25: 25,791,870 km (0.062 R)
• M26: 27,115,661 km (0.082 R)
• M27: 28,391,432 km (0.042 R)
• M28: 32,256,592 km (0.104 R)
• M29: 34,000,454 km (0.1 R)
• M30: 36,349,440 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.3

Radius: 8.7

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.58 AU - 5.76 AU

Year: 7973 Days

Day: 9.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,652,468 km

• M1: 109,805 km (0.084 R)
• M2: 477,965 km (0.073 R)
• M3: 1,434,494 km (0.09 R)
• M4: 1,944,772 km (0.086 R)
• M5: 4,444,852 km (0.092 R)
• M6: 4,806,131 km (0.071 R)
• M7: 6,070,831 km (0.081 R)
• M8: 10,313,576 km (0.093 R)
• M9: 11,322,614 km (0.086 R)
• M10: 11,705,435 km (0.082 R)
• M11: 12,700,410 km (0.062 R)
• M12: 15,143,643 km (0.118 R)
• M13: 15,550,100 km (0.104 R)
• M14: 17,755,771 km (0.092 R)
• M15: 20,725,139 km (0.065 R)
• M16: 23,234,943 km (0.035 R)
• M17: 24,088,548 km (0.089 R)
• M18: 24,802,429 km (0.086 R)
• M19: 27,972,558 km (0.064 R)
• M20: 28,672,676 km (0.087 R)
• M21: 29,384,612 km (0.114 R)
• M22: 30,936,391 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239

Radius: 6.1

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 8.3 AU - 9.5 AU

Year: 18008 Days

Day: 15.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,652,468 km

• M1: 75,846 km (0.055 R)
• M2: 295,905 km (0.107 R)
• M3: 499,208 km (0.071 R)
• M4: 2,001,620 km (0.116 R)
• M5: 2,325,948 km (0.056 R)
• M6: 2,727,020 km (0.082 R)
• M7: 5,057,904 km (0.092 R)
• M8: 7,928,986 km (0.035 R)
• M9: 12,966,545 km (0.119 R)
• M10: 14,413,904 km (0.092 R)
• M11: 16,818,092 km (0.109 R)
• M12: 18,846,190 km (0.117 R)
• M13: 21,454,130 km (0.118 R)
• M14: 22,403,628 km (0.12 R)
• M15: 23,742,828 km (0.106 R)
• M16: 34,294,713 km (0.06 R)
• M17: 35,950,164 km (0.064 R)
• M18: 39,932,758 km (0.098 R)
• M19: 41,366,953 km (0.056 R)
• M20: 44,476,045 km (0.077 R)
• M21: 46,871,855 km (0.063 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.6

Radius: 3.9

Gravity: 46.19 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.1 AU - 11.72 AU

Year: 19578 Days

Day: 21.3 Hours

Environment

Temp: -242 °C

Axial Tilt: 149.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 75,652,468 km

• M1: 48,470 km (0.113 R)
• M2: 626,516 km (0.104 R)
• M3: 1,054,964 km (0.098 R)
• M4: 1,620,893 km (0.111 R)
• M5: 2,130,872 km (0.052 R)
• M6: 2,389,078 km (0.119 R)
• M7: 2,692,014 km (0.077 R)
• M8: 2,815,133 km (0.116 R)
• M9: 3,020,082 km (0.101 R)
• M10: 3,517,345 km (0.086 R)
• M11: 3,816,242 km (0.048 R)
• M12: 5,108,169 km (0.111 R)
• M13: 5,975,986 km (0.043 R)
• M14: 9,052,616 km (0.056 R)
• M15: 9,670,156 km (0.066 R)
• M16: 11,690,774 km (0.095 R)
• M17: 11,887,346 km (0.073 R)
• M18: 13,757,170 km (0.026 R)
• M19: 14,496,632 km (0.044 R)
• M20: 14,952,906 km (0.097 R)
• M21: 15,340,364 km (0.114 R)
• M22: 18,953,003 km (0.054 R)
• M23: 19,774,894 km (0.078 R)
• M24: 21,294,060 km (0.105 R)
• M25: 21,587,272 km (0.116 R)
• M26: 22,181,923 km (0.082 R)
• M27: 22,382,534 km (0.103 R)
• M28: 26,203,563 km (0.086 R)
• M29: 26,879,895 km (0.095 R)
• M30: 27,799,772 km (0.057 R)
• M31: 31,689,467 km (0.109 R)
• M32: 32,456,904 km (0.09 R)
• M33: 39,930,664 km (0.047 R)
• M34: 45,826,316 km (0.099 R)
• M35: 46,315,052 km (0.116 R)
• M36: 53,346,900 km (0.105 R)
• M37: 56,646,580 km (0.061 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 15,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit