🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.9

Radius: 12.1

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.51 AU - 0.69 AU

Year: 315 Days

Day: 12 Hours

Environment

Temp: -142 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,827,849 km

• M1: 152,291 km (0.102 R)
• M2: 555,457 km (0.08 R)
• M3: 988,842 km (0.118 R)
• M4: 1,387,371 km (0.048 R)
• M5: 1,874,910 km (0.118 R)
• M6: 2,501,725 km (0.056 R)
• M7: 2,879,310 km (0.101 R)
• M8: 3,337,229 km (0.058 R)
• M9: 3,960,304 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.8

Radius: 12.8

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.96 AU - 0.98 AU

Year: 648 Days

Day: 9.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 78,827,849 km

• M1: 161,117 km (0.091 R)
• M2: 712,235 km (0.1 R)
• M3: 1,337,405 km (0.088 R)
• M4: 1,852,919 km (0.104 R)
• M5: 2,283,761 km (0.044 R)
• M6: 2,816,778 km (0.107 R)
• M7: 3,255,848 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.6

Radius: 14.9

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.23 AU - 1.69 AU

Year: 1197 Days

Day: 6.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,827,849 km

• M1: 185,651 km (0.103 R)
• M2: 664,364 km (0.118 R)
• M3: 1,134,550 km (0.103 R)
• M4: 1,671,307 km (0.11 R)
• M5: 2,141,194 km (0.086 R)
• M6: 2,899,955 km (0.101 R)
• M7: 3,883,112 km (0.036 R)
• M8: 4,499,156 km (0.045 R)
• M9: 5,492,635 km (0.091 R)
• M10: 6,922,791 km (0.03 R)
• M11: 7,942,301 km (0.111 R)
• M12: 9,119,785 km (0.108 R)
• M13: 9,672,250 km (0.12 R)
• M14: 10,279,618 km (0.065 R)
• M15: 11,014,742 km (0.075 R)
• M16: 12,665,255 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.7

Radius: 13.8

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.28 AU - 2.1 AU

Year: 1490 Days

Day: 14.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 78,827,849 km

• M1: 174,880 km (0.112 R)
• M2: 616,792 km (0.1 R)
• M3: 1,102,686 km (0.064 R)
• M4: 1,724,714 km (0.091 R)
• M5: 2,449,815 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.7

Radius: 10.8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.59 AU - 2.63 AU

Year: 2860 Days

Day: 7.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,827,849 km

• M1: 134,339 km (0.051 R)
• M2: 765,792 km (0.115 R)
• M3: 1,187,059 km (0.093 R)
• M4: 1,549,385 km (0.107 R)
• M5: 1,888,524 km (0.097 R)
• M6: 2,302,311 km (0.071 R)
• M7: 2,762,773 km (0.098 R)
• M8: 3,236,849 km (0.05 R)
• M9: 4,031,663 km (0.073 R)
• M10: 4,426,751 km (0.086 R)
• M11: 5,121,633 km (0.059 R)
• M12: 6,200,084 km (0.066 R)
• M13: 6,806,254 km (0.086 R)
• M14: 7,479,295 km (0.11 R)
• M15: 8,285,029 km (0.099 R)
• M16: 9,568,130 km (0.089 R)
• M17: 11,753,755 km (0.05 R)
• M18: 13,003,197 km (0.113 R)
• M19: 13,996,975 km (0.108 R)
• M20: 14,512,489 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.1

Radius: 12

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.91 AU - 3.05 AU

Year: 3489 Days

Day: 7.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 131.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,827,849 km

• M1: 149,448 km (0.082 R)
• M2: 575,353 km (0.1 R)
• M3: 1,264,252 km (0.06 R)
• M4: 2,073,576 km (0.097 R)
• M5: 2,887,389 km (0.089 R)
• M6: 3,301,326 km (0.118 R)
• M7: 3,828,658 km (0.047 R)
• M8: 4,371,100 km (0.056 R)
• M9: 4,854,451 km (0.066 R)
• M10: 6,182,880 km (0.058 R)
• M11: 6,684,631 km (0.037 R)
• M12: 7,561,873 km (0.037 R)
• M13: 9,002,949 km (0.093 R)
• M14: 10,881,899 km (0.107 R)
• M15: 11,536,389 km (0.106 R)
• M16: 12,054,596 km (0.107 R)
• M17: 12,755,462 km (0.061 R)
• M18: 14,788,946 km (0.1 R)
• M19: 15,737,247 km (0.09 R)
• M20: 16,979,059 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.2

Radius: 12

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.13 AU - 3.23 AU

Year: 3846 Days

Day: 6.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 78,827,849 km

• M1: 149,299 km (0.065 R)
• M2: 723,007 km (0.05 R)
• M3: 1,109,119 km (0.111 R)
• M4: 1,540,858 km (0.087 R)
• M5: 3,728,129 km (0.091 R)
• M6: 8,355,490 km (0.051 R)
• M7: 10,207,811 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.4

Radius: 8.8

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.88 AU - 3.86 AU

Year: 4196 Days

Day: 5.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,827,849 km

• M1: 109,506 km (0.116 R)
• M2: 453,880 km (0.098 R)
• M3: 823,985 km (0.06 R)
• M4: 1,242,410 km (0.107 R)
• M5: 1,711,998 km (0.101 R)
• M6: 1,995,636 km (0.088 R)
• M7: 2,545,109 km (0.109 R)
• M8: 2,917,458 km (0.089 R)
• M9: 3,564,618 km (0.081 R)
• M10: 4,166,749 km (0.101 R)
• M11: 4,468,488 km (0.105 R)
• M12: 5,221,414 km (0.115 R)
• M13: 6,567,646 km (0.119 R)
• M14: 7,710,723 km (0.118 R)
• M15: 11,977,853 km (0.039 R)
• M16: 12,447,590 km (0.084 R)
• M17: 12,832,057 km (0.046 R)
• M18: 13,373,750 km (0.088 R)
• M19: 14,982,526 km (0.101 R)
• M20: 15,472,758 km (0.081 R)
• M21: 17,721,962 km (0.096 R)
• M22: 19,019,275 km (0.106 R)
• M23: 20,445,092 km (0.103 R)
• M24: 23,800,872 km (0.069 R)
• M25: 24,468,527 km (0.033 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.5

Radius: 3.8

Gravity: 47.68 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.94 AU - 9.64 AU

Year: 17676 Days

Day: 16.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,827,849 km

• M1: 47,423 km (0.09 R)
• M2: 187,596 km (0.09 R)
• M3: 351,106 km (0.067 R)
• M4: 498,610 km (0.088 R)
• M5: 734,675 km (0.1 R)
• M6: 1,130,212 km (0.117 R)
• M7: 1,671,008 km (0.117 R)
• M8: 2,198,191 km (0.042 R)
• M9: 3,514,503 km (0.074 R)
• M10: 4,176,174 km (0.095 R)
• M11: 4,370,203 km (0.113 R)
• M12: 4,604,174 km (0.117 R)
• M13: 8,249,275 km (0.109 R)
• M14: 9,461,916 km (0.095 R)
• M15: 10,197,488 km (0.105 R)
• M16: 11,092,533 km (0.066 R)
• M17: 12,765,934 km (0.045 R)
• M18: 14,972,353 km (0.101 R)
• M19: 17,923,022 km (0.109 R)
• M20: 26,337,902 km (0.092 R)
• M21: 26,999,723 km (0.114 R)
• M22: 30,235,375 km (0.036 R)
• M23: 31,450,858 km (0.061 R)
• M24: 33,978,912 km (0.076 R)
• M25: 34,762,805 km (0.046 R)
• M26: 40,010,250 km (0.098 R)
• M27: 46,078,687 km (0.115 R)
• M28: 49,831,200 km (0.072 R)
• M29: 57,567,804 km (0.088 R)
• M30: 58,494,563 km (0.105 R)
• M31: 61,719,743 km (0.11 R)
• M32: 64,463,218 km (0.102 R)
• M33: 67,491,827 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.3

Radius: 4.3

Gravity: 42.31 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.85 AU - 11.07 AU

Year: 19735 Days

Day: 24 Hours

Environment

Temp: -243 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 78,827,849 km

• M1: 53,556 km (0.054 R)
• M2: 394,639 km (0.107 R)
• M3: 637,586 km (0.05 R)
• M4: 772,673 km (0.108 R)
• M5: 974,929 km (0.086 R)
• M6: 1,470,248 km (0.11 R)
• M7: 1,915,750 km (0.067 R)
• M8: 2,400,298 km (0.091 R)
• M9: 2,634,718 km (0.064 R)
• M10: 3,232,361 km (0.12 R)
• M11: 5,482,612 km (0.106 R)
• M12: 5,643,131 km (0.118 R)
• M13: 5,848,080 km (0.084 R)
• M14: 7,721,045 km (0.09 R)
• M15: 8,336,940 km (0.038 R)
• M16: 11,914,423 km (0.116 R)
• M17: 12,946,200 km (0.1 R)
• M18: 13,159,526 km (0.034 R)
• M19: 13,447,652 km (0.092 R)
• M20: 16,232,117 km (0.039 R)
• M21: 21,191,436 km (0.098 R)
• M22: 29,455,821 km (0.104 R)
• M23: 29,701,610 km (0.102 R)
• M24: 38,014,016 km (0.088 R)
• M25: 38,159,574 km (0.071 R)
• M26: 38,305,283 km (0.119 R)
• M27: 39,784,058 km (0.111 R)
• M28: 43,646,226 km (0.118 R)
• M29: 47,245,401 km (0.071 R)
• M30: 53,370,836 km (0.104 R)
• M31: 58,249,073 km (0.074 R)
• M32: 65,065,499 km (0.111 R)
• M33: 67,167,050 km (0.093 R)
• M34: 70,842,670 km (0.098 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 10,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit