🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.54 AU - 0.76 AU

Year: 224 Days

Day: 19.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 93,732,708 km

• M1: 65,973 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.3

Radius: 8.7

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.62 AU - 4.2 AU

Year: 3305 Days

Day: 14.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,732,708 km

• M1: 108,309 km (0.089 R)
• M2: 430,094 km (0.118 R)
• M3: 953,537 km (0.082 R)
• M4: 1,271,881 km (0.083 R)
• M5: 1,718,580 km (0.117 R)
• M6: 2,143,289 km (0.118 R)
• M7: 2,715,501 km (0.105 R)
• M8: 3,063,764 km (0.085 R)
• M9: 3,423,098 km (0.056 R)
• M10: 4,468,638 km (0.092 R)
• M11: 4,980,113 km (0.077 R)
• M12: 7,237,545 km (0.108 R)
• M13: 7,681,701 km (0.113 R)
• M14: 8,450,784 km (0.102 R)
• M15: 9,343,883 km (0.09 R)
• M16: 9,986,256 km (0.097 R)
• M17: 11,613,731 km (0.092 R)
• M18: 12,002,985 km (0.088 R)
• M19: 13,647,814 km (0.043 R)
• M20: 14,623,790 km (0.081 R)
• M21: 20,212,318 km (0.104 R)
• M22: 20,966,142 km (0.083 R)
• M23: 21,479,113 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.4

Radius: 12.9

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.56 AU - 4.56 AU

Year: 4163 Days

Day: 12.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,732,708 km

• M1: 160,818 km (0.097 R)
• M2: 1,318,855 km (0.092 R)
• M3: 2,411,218 km (0.11 R)
• M4: 3,508,818 km (0.083 R)
• M5: 4,915,188 km (0.113 R)
• M6: 5,917,493 km (0.038 R)
• M7: 6,330,683 km (0.102 R)
• M8: 7,084,207 km (0.091 R)
• M9: 9,586,680 km (0.114 R)
• M10: 11,965,735 km (0.083 R)
• M11: 13,267,386 km (0.119 R)
• M12: 16,093,889 km (0.069 R)
• M13: 16,844,271 km (0.082 R)
• M14: 17,860,639 km (0.11 R)
• M15: 21,776,214 km (0.108 R)
• M16: 24,835,640 km (0.083 R)
• M17: 26,388,765 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.3

Radius: 10.2

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.16 AU - 9.02 AU

Year: 10763 Days

Day: 5.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,732,708 km

• M1: 127,457 km (0.103 R)
• M2: 669,750 km (0.071 R)
• M3: 1,462,768 km (0.046 R)
• M4: 2,313,082 km (0.053 R)
• M5: 3,564,768 km (0.075 R)
• M6: 4,867,017 km (0.092 R)
• M7: 6,126,033 km (0.112 R)
• M8: 6,655,011 km (0.034 R)
• M9: 7,173,367 km (0.112 R)
• M10: 8,156,226 km (0.086 R)
• M11: 8,610,704 km (0.117 R)
• M12: 9,034,066 km (0.072 R)
• M13: 13,245,096 km (0.113 R)
• M14: 14,390,717 km (0.105 R)
• M15: 15,055,081 km (0.103 R)
• M16: 16,160,460 km (0.096 R)
• M17: 17,542,295 km (0.12 R)
• M18: 20,209,176 km (0.086 R)
• M19: 23,771,102 km (0.099 R)
• M20: 32,560,725 km (0.114 R)
• M21: 39,575,518 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161.3

Radius: 3.3

Gravity: 14.81 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 10.13 AU - 13.81 AU

Year: 17704 Days

Day: 22.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 93,732,708 km

• M1: 40,990 km (0.118 R)
• M2: 280,945 km (0.113 R)
• M3: 631,901 km (0.07 R)
• M4: 1,526,646 km (0.063 R)
• M5: 1,960,929 km (0.078 R)
• M6: 2,233,047 km (0.099 R)
• M7: 2,894,719 km (0.116 R)
• M8: 4,477,015 km (0.066 R)
• M9: 5,008,836 km (0.067 R)
• M10: 5,258,216 km (0.111 R)
• M11: 5,418,136 km (0.042 R)
• M12: 5,849,426 km (0.112 R)
• M13: 6,557,024 km (0.1 R)
• M14: 7,681,851 km (0.101 R)
• M15: 11,226,871 km (0.087 R)
• M16: 17,791,824 km (0.118 R)
• M17: 18,444,669 km (0.091 R)
• M18: 18,591,874 km (0.11 R)
• M19: 19,188,620 km (0.075 R)
• M20: 19,568,000 km (0.095 R)
• M21: 20,895,382 km (0.1 R)
• M22: 23,210,558 km (0.105 R)
• M23: 23,989,664 km (0.087 R)
• M24: 24,429,781 km (0.052 R)
• M25: 31,800,169 km (0.117 R)
• M26: 32,224,578 km (0.031 R)
• M27: 36,678,256 km (0.082 R)
• M28: 37,733,969 km (0.062 R)
• M29: 39,905,681 km (0.119 R)
• M30: 40,523,520 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778

Radius: 3.2

Gravity: 75.98 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 12.49 AU - 18.17 AU

Year: 25659 Days

Day: 17 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 93,732,708 km

• M1: 69,264 km (0.119 R)
• M2: 205,847 km (0.108 R)
• M3: 308,022 km (0.087 R)
• M4: 702,960 km (0.044 R)
• M5: 1,240,316 km (0.1 R)
• M6: 1,486,255 km (0.12 R)
• M7: 2,031,090 km (0.071 R)
• M8: 2,724,327 km (0.119 R)
• M9: 2,996,296 km (0.103 R)
• M10: 3,138,863 km (0.063 R)
• M11: 3,657,668 km (0.118 R)
• M12: 4,231,525 km (0.102 R)
• M13: 5,770,289 km (0.067 R)
• M14: 6,036,124 km (0.09 R)
• M15: 6,981,284 km (0.116 R)
• M16: 7,805,269 km (0.088 R)
• M17: 7,966,685 km (0.112 R)
• M18: 9,159,429 km (0.119 R)
• M19: 11,611,488 km (0.047 R)
• M20: 12,614,990 km (0.118 R)
• M21: 12,837,442 km (0.117 R)
• M22: 14,147,022 km (0.101 R)
• M23: 14,875,115 km (0.101 R)
• M24: 19,282,418 km (0.083 R)
• M25: 19,975,355 km (0.113 R)
• M26: 21,833,510 km (0.106 R)
• M27: 23,356,117 km (0.048 R)
• M28: 25,415,631 km (0.041 R)
• M29: 27,468,862 km (0.043 R)
• M30: 30,022,797 km (0.036 R)
• M31: 34,000,454 km (0.076 R)
• M32: 36,189,221 km (0.1 R)
• M33: 37,546,522 km (0.075 R)
• M34: 39,724,817 km (0.109 R)
• M35: 50,016,702 km (0.102 R)
• M36: 53,225,875 km (0.099 R)
• M37: 53,612,137 km (0.064 R)
• M38: 53,806,016 km (0.036 R)
• M39: 59,012,321 km (0.071 R)
• M40: 65,424,684 km (0.089 R)
• M41: 72,522,505 km (0.032 R)
• M42: 75,402,413 km (0.098 R)
• M43: 75,889,653 km (0.072 R)
• M44: 77,116,954 km (0.088 R)
• M45: 93,732,640 km (0.111 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: 357 - 17,768 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit