🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.59 AU - 0.69 AU

Year: 331 Days

Day: 24.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.3

Radius: 9.6

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.1 AU - 1.3 AU

Year: 849 Days

Day: 12.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,858,058 km

• M1: 160,219 km (0.076 R)
• M2: 515,065 km (0.112 R)
• M3: 926,609 km (0.066 R)
• M4: 1,539,362 km (0.107 R)
• M5: 1,859,352 km (0.112 R)
• M6: 2,490,206 km (0.071 R)
• M7: 2,886,491 km (0.037 R)
• M8: 4,238,556 km (0.057 R)
• M9: 4,806,280 km (0.107 R)
• M10: 6,073,225 km (0.077 R)
• M11: 8,208,286 km (0.089 R)
• M12: 8,746,240 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.5

Radius: 8

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.55 AU - 2.13 AU

Year: 1612 Days

Day: 11.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,858,058 km

• M1: 99,483 km (0.082 R)
• M2: 401,521 km (0.081 R)
• M3: 744,848 km (0.103 R)
• M4: 1,267,393 km (0.051 R)
• M5: 1,684,771 km (0.094 R)
• M6: 2,266,707 km (0.071 R)
• M7: 2,757,986 km (0.12 R)
• M8: 3,640,913 km (0.099 R)
• M9: 4,247,832 km (0.108 R)
• M10: 5,539,908 km (0.078 R)
• M11: 8,711,234 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.2

Radius: 13

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.91 AU - 2.91 AU

Year: 2416 Days

Day: 7.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,858,058 km

• M1: 162,014 km (0.077 R)
• M2: 587,321 km (0.108 R)
• M3: 1,090,718 km (0.12 R)
• M4: 1,557,463 km (0.04 R)
• M5: 2,057,719 km (0.079 R)
• M6: 2,496,489 km (0.102 R)
• M7: 3,312,546 km (0.112 R)
• M8: 4,044,678 km (0.104 R)
• M9: 4,781,597 km (0.108 R)
• M10: 6,088,484 km (0.119 R)
• M11: 6,954,057 km (0.112 R)
• M12: 9,239,912 km (0.033 R)
• M13: 10,588,088 km (0.115 R)
• M14: 11,112,728 km (0.107 R)
• M15: 11,988,474 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.2

Radius: 14.2

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.44 AU - 3.64 AU

Year: 3422 Days

Day: 10.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 138 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,858,058 km

• M1: 176,974 km (0.08 R)
• M2: 1,250,040 km (0.116 R)
• M3: 1,936,694 km (0.116 R)
• M4: 2,522,370 km (0.108 R)
• M5: 3,926,495 km (0.045 R)
• M6: 4,394,737 km (0.114 R)
• M7: 5,580,449 km (0.116 R)
• M8: 7,033,793 km (0.086 R)
• M9: 7,694,716 km (0.116 R)
• M10: 11,240,934 km (0.087 R)
• M11: 12,664,357 km (0.095 R)
• M12: 14,205,066 km (0.114 R)
• M13: 15,372,079 km (0.079 R)
• M14: 18,445,417 km (0.103 R)
• M15: 21,563,486 km (0.055 R)
• M16: 23,175,553 km (0.118 R)
• M17: 25,017,551 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.2

Radius: 8.3

Gravity: 14.24 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.93 AU - 4.97 AU

Year: 7111 Days

Day: 8 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,858,058 km

• M1: 109,954 km (0.082 R)
• M2: 375,191 km (0.115 R)
• M3: 674,836 km (0.097 R)
• M4: 939,175 km (0.064 R)
• M5: 1,632,412 km (0.104 R)
• M6: 2,650,575 km (0.115 R)
• M7: 3,353,535 km (0.112 R)
• M8: 3,862,019 km (0.117 R)
• M9: 5,217,525 km (0.056 R)
• M10: 5,568,332 km (0.097 R)
• M11: 6,141,441 km (0.067 R)
• M12: 6,424,331 km (0.055 R)
• M13: 7,807,513 km (0.094 R)
• M14: 8,224,592 km (0.103 R)
• M15: 9,802,700 km (0.045 R)
• M16: 10,337,811 km (0.09 R)
• M17: 10,892,221 km (0.077 R)
• M18: 11,150,726 km (0.112 R)
• M19: 11,519,634 km (0.087 R)
• M20: 12,788,972 km (0.059 R)
• M21: 14,027,194 km (0.081 R)
• M22: 16,535,801 km (0.076 R)
• M23: 17,860,041 km (0.065 R)
• M24: 18,658,146 km (0.091 R)
• M25: 21,437,076 km (0.102 R)
• M26: 22,505,055 km (0.083 R)
• M27: 23,867,443 km (0.075 R)
• M28: 25,284,135 km (0.114 R)
• M29: 29,567,870 km (0.105 R)
• M30: 31,304,701 km (0.085 R)
• M31: 31,618,108 km (0.116 R)
• M32: 33,000,393 km (0.093 R)
• M33: 37,038,039 km (0.119 R)
• M34: 37,978,112 km (0.073 R)
• M35: 42,917,834 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 365.8

Radius: 7.7

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.32 AU - 10.5 AU

Year: 20143 Days

Day: 17.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,858,058 km

• M1: 96,191 km (0.061 R)
• M2: 456,872 km (0.067 R)
• M3: 1,098,647 km (0.045 R)
• M4: 1,801,458 km (0.087 R)
• M5: 4,522,044 km (0.09 R)
• M6: 7,292,896 km (0.083 R)
• M7: 8,604,122 km (0.082 R)
• M8: 10,797,675 km (0.048 R)
• M9: 12,814,703 km (0.093 R)
• M10: 13,946,261 km (0.099 R)
• M11: 14,291,234 km (0.068 R)
• M12: 20,001,086 km (0.103 R)
• M13: 26,013,723 km (0.076 R)
• M14: 26,326,832 km (0.03 R)
• M15: 42,155,184 km (0.099 R)
• M16: 45,242,286 km (0.105 R)
• M17: 47,537,566 km (0.117 R)
• M18: 57,143,095 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.1

Radius: 7.7

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 10.07 AU - 10.97 AU

Year: 22031 Days

Day: 24.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,858,058 km

• M1: 95,743 km (0.046 R)
• M2: 648,357 km (0.096 R)
• M3: 1,151,604 km (0.115 R)
• M4: 1,893,759 km (0.111 R)
• M5: 3,342,914 km (0.106 R)
• M6: 3,995,759 km (0.045 R)
• M7: 4,456,521 km (0.045 R)
• M8: 5,763,557 km (0.119 R)
• M9: 7,225,577 km (0.074 R)
• M10: 7,648,191 km (0.061 R)
• M11: 10,699,988 km (0.095 R)
• M12: 11,933,123 km (0.083 R)
• M13: 17,367,415 km (0.101 R)
• M14: 18,357,753 km (0.053 R)
• M15: 25,975,127 km (0.083 R)
• M16: 30,635,550 km (0.089 R)
• M17: 34,151,698 km (0.052 R)
• M18: 39,591,076 km (0.111 R)
• M19: 41,168,885 km (0.116 R)
• M20: 44,590,039 km (0.112 R)
• M21: 45,154,472 km (0.108 R)
• M22: 48,939,747 km (0.064 R)
• M23: 51,991,693 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.2

Radius: 5.2

Gravity: 18.39 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 10.68 AU - 11.78 AU

Year: 24299 Days

Day: 24.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,858,058 km

• M1: 64,776 km (0.083 R)
• M2: 251,773 km (0.119 R)
• M3: 474,524 km (0.105 R)
• M4: 827,127 km (0.109 R)
• M5: 1,113,457 km (0.104 R)
• M6: 1,479,822 km (0.118 R)
• M7: 1,772,436 km (0.111 R)
• M8: 2,809,747 km (0.12 R)
• M9: 4,333,402 km (0.116 R)
• M10: 5,118,491 km (0.042 R)
• M11: 7,344,358 km (0.085 R)
• M12: 7,987,778 km (0.072 R)
• M13: 8,193,027 km (0.037 R)
• M14: 9,329,522 km (0.045 R)
• M15: 12,111,294 km (0.107 R)
• M16: 14,776,829 km (0.114 R)
• M17: 15,879,814 km (0.028 R)
• M18: 17,635,644 km (0.076 R)
• M19: 20,553,551 km (0.116 R)
• M20: 22,429,957 km (0.097 R)
• M21: 25,178,668 km (0.053 R)
• M22: 27,323,602 km (0.083 R)
• M23: 28,859,524 km (0.11 R)
• M24: 29,587,467 km (0.039 R)
• M25: 40,797,733 km (0.098 R)
• M26: 55,091,660 km (0.076 R)
• M27: 62,235,557 km (0.057 R)
• M28: 63,245,791 km (0.099 R)
• M29: 65,715,203 km (0.096 R)
• M30: 72,390,260 km (0.092 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 19,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit