🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.6

Radius: 9.8

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.46 AU - 0.68 AU

Year: 292 Days

Day: 13.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,371,457 km

• M1: 121,922 km (0.094 R)
• M2: 460,612 km (0.113 R)
• M3: 999,613 km (0.075 R)
• M4: 1,758,373 km (0.089 R)
• M5: 2,371,725 km (0.033 R)
• M6: 2,882,601 km (0.097 R)
• M7: 3,307,160 km (0.118 R)
• M8: 3,736,656 km (0.044 R)
• M9: 4,073,400 km (0.109 R)
• M10: 4,416,877 km (0.111 R)
• M11: 4,909,802 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670

Radius: 9.2

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.06 AU - 1.64 AU

Year: 1064 Days

Day: 13.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,371,457 km

• M1: 114,442 km (0.076 R)
• M2: 441,613 km (0.067 R)
• M3: 731,683 km (0.115 R)
• M4: 1,218,624 km (0.097 R)
• M5: 1,516,324 km (0.065 R)
• M6: 1,891,964 km (0.084 R)
• M7: 2,262,967 km (0.114 R)
• M8: 2,596,869 km (0.113 R)
• M9: 3,647,046 km (0.06 R)
• M10: 5,984,214 km (0.087 R)
• M11: 7,194,461 km (0.058 R)
• M12: 8,210,530 km (0.057 R)
• M13: 8,976,770 km (0.074 R)
• M14: 10,122,390 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.5

Radius: 10.2

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.78 AU - 1.8 AU

Year: 1624 Days

Day: 14.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,371,457 km

• M1: 135,087 km (0.094 R)
• M2: 698,173 km (0.068 R)
• M3: 1,032,824 km (0.117 R)
• M4: 1,443,470 km (0.113 R)
• M5: 2,525,062 km (0.025 R)
• M6: 3,519,290 km (0.113 R)
• M7: 4,043,331 km (0.087 R)
• M8: 5,528,389 km (0.114 R)
• M9: 6,677,451 km (0.088 R)
• M10: 7,978,653 km (0.07 R)
• M11: 8,379,725 km (0.094 R)
• M12: 9,664,621 km (0.088 R)
• M13: 10,187,166 km (0.107 R)
• M14: 10,591,230 km (0.113 R)
• M15: 11,685,090 km (0.04 R)
• M16: 12,353,942 km (0.046 R)
• M17: 13,565,385 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167

Radius: 12.9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.88 AU - 2.86 AU

Year: 2475 Days

Day: 6.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,371,457 km

• M1: 160,369 km (0.071 R)
• M2: 774,319 km (0.094 R)
• M3: 1,806,843 km (0.075 R)
• M4: 2,625,143 km (0.03 R)
• M5: 3,918,866 km (0.105 R)
• M6: 4,578,742 km (0.1 R)
• M7: 5,013,324 km (0.087 R)
• M8: 5,770,738 km (0.081 R)
• M9: 6,532,789 km (0.113 R)
• M10: 7,853,439 km (0.047 R)
• M11: 8,285,179 km (0.077 R)
• M12: 9,464,758 km (0.066 R)
• M13: 9,985,508 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.8

Radius: 11.9

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.66 AU - 3.04 AU

Year: 3263 Days

Day: 11.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,371,457 km

• M1: 147,952 km (0.098 R)
• M2: 533,616 km (0.029 R)
• M3: 946,356 km (0.06 R)
• M4: 1,316,461 km (0.026 R)
• M5: 1,704,369 km (0.109 R)
• M6: 3,306,113 km (0.089 R)
• M7: 3,871,443 km (0.102 R)
• M8: 4,254,115 km (0.104 R)
• M9: 4,756,315 km (0.052 R)
• M10: 5,171,449 km (0.117 R)
• M11: 6,244,514 km (0.106 R)
• M12: 6,623,595 km (0.044 R)
• M13: 7,955,166 km (0.084 R)
• M14: 8,828,369 km (0.118 R)
• M15: 11,226,871 km (0.105 R)
• M16: 12,010,615 km (0.116 R)
• M17: 12,830,561 km (0.115 R)
• M18: 14,129,968 km (0.098 R)
• M19: 15,462,436 km (0.058 R)
• M20: 15,996,650 km (0.098 R)
• M21: 16,487,780 km (0.086 R)
• M22: 17,045,481 km (0.064 R)
• M23: 20,788,120 km (0.115 R)
• M24: 22,305,791 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.1

Radius: 14.8

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.83 AU - 3.41 AU

Year: 3738 Days

Day: 14.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,371,457 km

• M1: 187,596 km (0.111 R)
• M2: 749,186 km (0.071 R)
• M3: 1,388,867 km (0.047 R)
• M4: 1,865,485 km (0.07 R)
• M5: 2,671,818 km (0.114 R)
• M6: 3,409,335 km (0.106 R)
• M7: 5,762,211 km (0.113 R)
• M8: 6,334,423 km (0.027 R)
• M9: 9,080,142 km (0.067 R)
• M10: 9,719,374 km (0.048 R)
• M11: 10,715,995 km (0.118 R)
• M12: 15,490,261 km (0.08 R)
• M13: 15,967,179 km (0.056 R)
• M14: 16,700,657 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.8

Radius: 8.3

Gravity: 12.41 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.57 AU - 5.69 AU

Year: 6757 Days

Day: 9.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,371,457 km

• M1: 103,223 km (0.091 R)
• M2: 406,308 km (0.036 R)
• M3: 715,078 km (0.116 R)
• M4: 1,414,149 km (0.063 R)
• M5: 1,817,165 km (0.09 R)
• M6: 2,545,857 km (0.111 R)
• M7: 3,210,670 km (0.025 R)
• M8: 3,787,668 km (0.092 R)
• M9: 4,998,214 km (0.063 R)
• M10: 5,644,028 km (0.114 R)
• M11: 6,448,715 km (0.118 R)
• M12: 6,915,461 km (0.046 R)
• M13: 10,541,863 km (0.102 R)
• M14: 12,565,473 km (0.073 R)
• M15: 13,523,648 km (0.082 R)
• M16: 15,712,414 km (0.083 R)
• M17: 16,229,125 km (0.101 R)
• M18: 18,409,813 km (0.077 R)
• M19: 19,349,138 km (0.05 R)
• M20: 22,602,144 km (0.112 R)
• M21: 23,094,770 km (0.099 R)
• M22: 24,272,105 km (0.067 R)
• M23: 28,517,692 km (0.098 R)
• M24: 28,804,322 km (0.098 R)
• M25: 29,286,476 km (0.114 R)
• M26: 30,465,457 km (0.083 R)
• M27: 30,765,101 km (0.104 R)
• M28: 31,268,797 km (0.101 R)
• M29: 33,338,933 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654

Radius: 4.1

Gravity: 38.91 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 8.55 AU - 8.87 AU

Year: 17435 Days

Day: 18.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,371,457 km

• M1: 52,359 km (0.108 R)
• M2: 222,901 km (0.116 R)
• M3: 436,227 km (0.06 R)
• M4: 850,165 km (0.117 R)
• M5: 1,043,445 km (0.074 R)
• M6: 1,441,076 km (0.095 R)
• M7: 2,289,745 km (0.113 R)
• M8: 3,005,421 km (0.054 R)
• M9: 3,740,994 km (0.057 R)
• M10: 4,134,885 km (0.089 R)
• M11: 4,589,513 km (0.119 R)
• M12: 5,370,115 km (0.115 R)
• M13: 6,920,248 km (0.118 R)
• M14: 9,060,545 km (0.099 R)
• M15: 9,274,619 km (0.095 R)
• M16: 10,107,580 km (0.099 R)
• M17: 10,749,355 km (0.1 R)
• M18: 11,604,756 km (0.037 R)
• M19: 14,011,337 km (0.081 R)
• M20: 14,442,328 km (0.07 R)
• M21: 15,105,346 km (0.081 R)
• M22: 16,412,532 km (0.049 R)
• M23: 16,810,911 km (0.106 R)
• M24: 20,783,782 km (0.093 R)
• M25: 21,818,700 km (0.066 R)
• M26: 24,503,682 km (0.036 R)
• M27: 29,571,011 km (0.066 R)
• M28: 29,923,763 km (0.04 R)
• M29: 31,976,395 km (0.083 R)
• M30: 33,100,174 km (0.049 R)
• M31: 39,398,843 km (0.12 R)
• M32: 44,576,426 km (0.113 R)
• M33: 49,525,273 km (0.106 R)
• M34: 50,356,289 km (0.095 R)
• M35: 51,535,270 km (0.09 R)
• M36: 54,651,244 km (0.052 R)
• M37: 58,812,458 km (0.073 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 14,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit