🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.2

Radius: 12

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.21 AU - 1.45 AU

Year: 1023 Days

Day: 8.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,158,093 km

• M1: 149,299 km (0.074 R)
• M2: 769,681 km (0.081 R)
• M3: 1,191,846 km (0.051 R)
• M4: 1,909,318 km (0.092 R)
• M5: 2,388,928 km (0.06 R)
• M6: 3,171,774 km (0.03 R)
• M7: 3,834,941 km (0.073 R)
• M8: 4,265,933 km (0.083 R)
• M9: 5,245,201 km (0.102 R)
• M10: 5,717,032 km (0.04 R)
• M11: 6,999,086 km (0.112 R)
• M12: 7,646,097 km (0.059 R)
• M13: 8,758,656 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.6

Radius: 13.1

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.19 AU - 1.67 AU

Year: 1140 Days

Day: 14 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,158,093 km

• M1: 162,912 km (0.047 R)
• M2: 742,155 km (0.072 R)
• M3: 1,178,981 km (0.057 R)
• M4: 1,772,884 km (0.086 R)
• M5: 2,234,394 km (0.103 R)
• M6: 2,710,115 km (0.093 R)
• M7: 3,147,539 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745

Radius: 9.2

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.49 AU - 2.13 AU

Year: 1624 Days

Day: 11.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,158,093 km

• M1: 114,442 km (0.086 R)
• M2: 565,031 km (0.092 R)
• M3: 964,757 km (0.092 R)
• M4: 1,414,597 km (0.04 R)
• M5: 2,091,229 km (0.077 R)
• M6: 2,768,009 km (0.049 R)
• M7: 3,058,828 km (0.1 R)
• M8: 3,771,811 km (0.088 R)
• M9: 4,075,495 km (0.109 R)
• M10: 4,814,059 km (0.068 R)
• M11: 5,280,805 km (0.067 R)
• M12: 6,158,196 km (0.094 R)
• M13: 6,631,823 km (0.085 R)
• M14: 7,129,535 km (0.057 R)
• M15: 8,960,164 km (0.103 R)
• M16: 10,762,220 km (0.057 R)
• M17: 11,084,604 km (0.112 R)
• M18: 12,051,904 km (0.084 R)
• M19: 12,674,680 km (0.068 R)
• M20: 13,074,704 km (0.063 R)
• M21: 13,899,886 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.9

Radius: 9.3

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.27 AU - 4.31 AU

Year: 4920 Days

Day: 7.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,158,093 km

• M1: 115,938 km (0.118 R)
• M2: 425,905 km (0.104 R)
• M3: 743,501 km (0.08 R)
• M4: 1,226,403 km (0.115 R)
• M5: 1,526,347 km (0.085 R)
• M6: 2,304,256 km (0.096 R)
• M7: 3,392,281 km (0.119 R)
• M8: 3,828,210 km (0.118 R)
• M9: 4,624,070 km (0.111 R)
• M10: 5,138,836 km (0.08 R)
• M11: 6,232,247 km (0.114 R)
• M12: 7,588,950 km (0.11 R)
• M13: 8,969,739 km (0.114 R)
• M14: 9,398,037 km (0.095 R)
• M15: 10,438,790 km (0.102 R)
• M16: 11,211,762 km (0.054 R)
• M17: 13,890,611 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.6

Radius: 3.3

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.84 AU - 6.88 AU

Year: 10696 Days

Day: 18.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,158,093 km

• M1: 40,990 km (0.078 R)
• M2: 150,944 km (0.095 R)
• M3: 897,438 km (0.114 R)
• M4: 1,013,974 km (0.058 R)
• M5: 1,185,264 km (0.112 R)
• M6: 2,164,980 km (0.115 R)
• M7: 2,570,391 km (0.068 R)
• M8: 4,705,003 km (0.092 R)
• M9: 6,627,186 km (0.069 R)
• M10: 6,921,594 km (0.098 R)
• M11: 7,760,090 km (0.102 R)
• M12: 8,525,882 km (0.077 R)
• M13: 9,823,494 km (0.107 R)
• M14: 10,128,823 km (0.104 R)
• M15: 11,539,232 km (0.108 R)
• M16: 12,313,102 km (0.069 R)
• M17: 13,167,006 km (0.052 R)
• M18: 13,351,610 km (0.058 R)
• M19: 15,142,446 km (0.046 R)
• M20: 19,429,173 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.1

Radius: 3.3

Gravity: 49.78 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.77 AU - 7.61 AU

Year: 11539 Days

Day: 23.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 47,158,093 km

• M1: 41,139 km (0.076 R)
• M2: 229,633 km (0.05 R)
• M3: 858,692 km (0.101 R)
• M4: 1,043,595 km (0.112 R)
• M5: 1,383,332 km (0.077 R)
• M6: 1,668,166 km (0.1 R)
• M7: 2,024,957 km (0.091 R)
• M8: 2,489,608 km (0.113 R)
• M9: 3,160,105 km (0.103 R)
• M10: 3,888,797 km (0.055 R)
• M11: 4,571,412 km (0.028 R)
• M12: 6,354,918 km (0.074 R)
• M13: 6,697,796 km (0.061 R)
• M14: 6,814,781 km (0.046 R)
• M15: 7,545,866 km (0.049 R)
• M16: 8,327,515 km (0.092 R)
• M17: 8,784,387 km (0.097 R)
• M18: 11,212,211 km (0.113 R)
• M19: 11,882,260 km (0.101 R)
• M20: 12,756,958 km (0.083 R)
• M21: 13,548,930 km (0.098 R)
• M22: 18,080,249 km (0.087 R)
• M23: 19,234,546 km (0.099 R)
• M24: 19,950,372 km (0.117 R)
• M25: 21,182,311 km (0.068 R)
• M26: 21,859,690 km (0.085 R)
• M27: 22,902,686 km (0.116 R)
• M28: 23,346,842 km (0.102 R)
• M29: 23,706,326 km (0.032 R)
• M30: 26,813,922 km (0.114 R)
• M31: 27,208,113 km (0.094 R)
• M32: 32,914,224 km (0.081 R)
• M33: 40,390,677 km (0.04 R)
• M34: 44,245,814 km (0.113 R)
• M35: 45,910,240 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 417.2

Radius: 4.5

Gravity: 20.6 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 5.24 AU - 8.14 AU

Year: 11539 Days

Day: 16.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,158,093 km

• M1: 56,099 km (0.089 R)
• M2: 235,467 km (0.096 R)
• M3: 599,139 km (0.032 R)
• M4: 934,687 km (0.088 R)
• M5: 1,491,640 km (0.11 R)
• M6: 2,317,271 km (0.1 R)
• M7: 2,623,498 km (0.076 R)
• M8: 3,963,446 km (0.063 R)
• M9: 6,442,432 km (0.088 R)
• M10: 6,969,166 km (0.079 R)
• M11: 7,980,298 km (0.112 R)
• M12: 8,631,947 km (0.053 R)
• M13: 10,490,999 km (0.118 R)
• M14: 11,060,070 km (0.101 R)
• M15: 11,486,723 km (0.107 R)
• M16: 15,107,440 km (0.061 R)
• M17: 17,138,979 km (0.076 R)
• M18: 22,402,730 km (0.12 R)
• M19: 23,171,214 km (0.061 R)
• M20: 24,760,841 km (0.066 R)
• M21: 28,352,387 km (0.101 R)
• M22: 41,688,887 km (0.052 R)
• M23: 41,945,149 km (0.103 R)
• M24: 42,202,307 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403

Radius: 7.8

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.04 AU - 7.24 AU

Year: 12723 Days

Day: 16.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,158,093 km

• M1: 96,939 km (0.12 R)
• M2: 479,162 km (0.116 R)
• M3: 772,224 km (0.091 R)
• M4: 1,197,980 km (0.071 R)
• M5: 1,472,043 km (0.119 R)
• M6: 1,757,625 km (0.099 R)
• M7: 2,167,075 km (0.061 R)
• M8: 2,598,665 km (0.074 R)
• M9: 3,108,943 km (0.056 R)
• M10: 4,216,117 km (0.062 R)
• M11: 5,334,211 km (0.071 R)
• M12: 5,667,665 km (0.098 R)
• M13: 6,050,486 km (0.106 R)
• M14: 7,142,999 km (0.049 R)
• M15: 7,926,742 km (0.073 R)
• M16: 9,090,464 km (0.1 R)
• M17: 11,752,708 km (0.101 R)
• M18: 12,090,051 km (0.106 R)
• M19: 12,433,827 km (0.048 R)
• M20: 13,200,965 km (0.113 R)
• M21: 14,894,562 km (0.093 R)
• M22: 19,090,035 km (0.104 R)
• M23: 20,431,180 km (0.097 R)
• M24: 21,166,154 km (0.067 R)
• M25: 26,235,278 km (0.079 R)
• M26: 28,592,342 km (0.043 R)
• M27: 31,193,849 km (0.058 R)
• M28: 36,862,561 km (0.113 R)
• M29: 42,387,659 km (0.115 R)
• M30: 43,716,088 km (0.085 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 15,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit