🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.69 AU - 0.85 AU

Year: 299 Days

Day: 27.5 Hours

Environment

Temp: -29 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 21,711,945 km

• M1: 149,448 km (0.05 R)
• M2: 436,078 km (0.043 R)

Asteroid Belt

Center: 2.15 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.9

Radius: 11.6

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.01 AU - 4.05 AU

Year: 2938 Days

Day: 13.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 21,711,945 km

• M1: 144,362 km (0.086 R)
• M2: 1,214,884 km (0.108 R)
• M3: 1,609,224 km (0.069 R)
• M4: 2,858,965 km (0.104 R)
• M5: 3,309,554 km (0.094 R)
• M6: 3,767,473 km (0.099 R)
• M7: 4,811,516 km (0.053 R)
• M8: 5,929,461 km (0.118 R)
• M9: 6,376,460 km (0.102 R)
• M10: 6,845,898 km (0.105 R)
• M11: 8,851,257 km (0.11 R)
• M12: 9,214,032 km (0.088 R)
• M13: 9,930,755 km (0.111 R)
• M14: 10,806,651 km (0.114 R)
• M15: 12,216,162 km (0.043 R)
• M16: 12,666,601 km (0.091 R)
• M17: 13,696,583 km (0.118 R)
• M18: 15,923,048 km (0.081 R)
• M19: 18,557,167 km (0.1 R)
• M20: 19,334,178 km (0.044 R)
• M21: 21,599,539 km (0.072 R)

Asteroid Belt

Center: 4.18 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.6

Radius: 10.3

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.11 AU - 5.53 AU

Year: 4687 Days

Day: 10.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,711,945 km

• M1: 128,056 km (0.108 R)
• M2: 802,892 km (0.047 R)
• M3: 1,191,098 km (0.12 R)
• M4: 2,258,479 km (0.074 R)
• M5: 2,997,193 km (0.032 R)
• M6: 3,839,280 km (0.074 R)
• M7: 4,379,478 km (0.108 R)
• M8: 5,171,150 km (0.117 R)
• M9: 5,764,604 km (0.051 R)
• M10: 6,642,145 km (0.027 R)
• M11: 8,150,092 km (0.116 R)
• M12: 10,292,034 km (0.084 R)
• M13: 11,758,093 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.9

Radius: 10.1

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.6 AU - 7.06 AU

Year: 7054 Days

Day: 6.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 21,711,945 km

• M1: 130,749 km (0.089 R)
• M2: 999,164 km (0.042 R)
• M3: 1,351,467 km (0.084 R)
• M4: 1,673,851 km (0.119 R)
• M5: 2,571,438 km (0.053 R)
• M6: 3,406,194 km (0.095 R)
• M7: 4,439,616 km (0.105 R)
• M8: 5,445,213 km (0.097 R)
• M9: 6,276,678 km (0.093 R)
• M10: 6,926,232 km (0.032 R)
• M11: 8,316,894 km (0.111 R)
• M12: 9,510,685 km (0.089 R)
• M13: 10,815,178 km (0.059 R)
• M14: 12,400,317 km (0.092 R)
• M15: 13,248,387 km (0.107 R)
• M16: 13,598,446 km (0.083 R)
• M17: 13,954,489 km (0.095 R)
• M18: 14,500,222 km (0.062 R)
• M19: 15,699,399 km (0.115 R)
• M20: 16,223,440 km (0.028 R)
• M21: 16,759,300 km (0.114 R)
• M22: 17,168,899 km (0.091 R)
• M23: 30,315,859 km (0.094 R)
• M24: 32,270,654 km (0.118 R)
• M25: 33,225,388 km (0.085 R)
• M26: 36,887,693 km (0.084 R)
• M27: 38,519,657 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.1

Radius: 12.5

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.28 AU - 10.3 AU

Year: 10572 Days

Day: 10.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 21,711,945 km

• M1: 155,731 km (0.086 R)
• M2: 851,511 km (0.059 R)
• M3: 1,326,933 km (0.09 R)
• M4: 2,162,587 km (0.102 R)
• M5: 3,032,199 km (0.107 R)
• M6: 4,015,955 km (0.1 R)
• M7: 4,596,843 km (0.086 R)
• M8: 5,233,382 km (0.051 R)
• M9: 6,031,936 km (0.095 R)
• M10: 7,025,864 km (0.066 R)
• M11: 8,341,727 km (0.034 R)
• M12: 9,913,252 km (0.104 R)
• M13: 10,310,136 km (0.085 R)
• M14: 12,116,979 km (0.056 R)
• M15: 12,802,436 km (0.091 R)
• M16: 14,886,035 km (0.08 R)
• M17: 16,974,571 km (0.119 R)
• M18: 19,715,055 km (0.047 R)
• M19: 20,106,702 km (0.109 R)
• M20: 21,149,549 km (0.099 R)
• M21: 21,642,922 km (0.071 R)
• M22: 22,738,128 km (0.097 R)
• M23: 23,169,120 km (0.059 R)
• M24: 24,584,914 km (0.106 R)
• M25: 26,815,718 km (0.093 R)
• M26: 28,675,069 km (0.084 R)
• M27: 29,892,796 km (0.085 R)
• M28: 36,976,405 km (0.068 R)
• M29: 41,287,217 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819

Radius: 4.8

Gravity: 35.55 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 10.58 AU - 11.5 AU

Year: 16248 Days

Day: 19 Hours

Environment

Temp: -210 °C

Axial Tilt: 76.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 21,711,945 km

• M1: 82,728 km (0.082 R)
• M2: 240,404 km (0.063 R)
• M3: 417,228 km (0.117 R)
• M4: 580,589 km (0.076 R)
• M5: 797,506 km (0.096 R)
• M6: 1,006,794 km (0.035 R)
• M7: 1,668,914 km (0.12 R)
• M8: 2,013,887 km (0.102 R)
• M9: 2,172,909 km (0.102 R)
• M10: 2,653,866 km (0.103 R)
• M11: 3,532,305 km (0.094 R)
• M12: 3,975,713 km (0.116 R)
• M13: 4,795,958 km (0.077 R)
• M14: 5,153,796 km (0.03 R)
• M15: 5,723,465 km (0.043 R)
• M16: 6,208,760 km (0.074 R)
• M17: 9,000,107 km (0.106 R)
• M18: 9,215,079 km (0.101 R)
• M19: 13,625,224 km (0.081 R)
• M20: 14,124,133 km (0.072 R)
• M21: 14,487,806 km (0.102 R)
• M22: 14,857,761 km (0.045 R)
• M23: 20,165,045 km (0.101 R)
• M24: 24,886,055 km (0.105 R)
• M25: 26,171,848 km (0.101 R)
• M26: 26,610,020 km (0.102 R)
• M27: 29,342,725 km (0.117 R)
• M28: 30,173,741 km (0.119 R)
• M29: 31,020,315 km (0.058 R)
• M30: 34,828,030 km (0.065 R)
• M31: 38,652,499 km (0.108 R)
• M32: 40,228,513 km (0.073 R)
• M33: 48,097,511 km (0.115 R)
• M34: 63,386,413 km (0.095 R)
• M35: 63,780,454 km (0.072 R)
• M36: 68,224,558 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.7

Radius: 4.2

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 12.31 AU - 15.79 AU

Year: 23327 Days

Day: 19.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 21,711,945 km

• M1: 65,524 km (0.089 R)
• M2: 302,188 km (0.092 R)
• M3: 775,366 km (0.108 R)
• M4: 2,146,729 km (0.114 R)
• M5: 2,841,761 km (0.103 R)
• M6: 18,976,789 km (0.08 R)
• M7: 20,625,956 km (0.072 R)
• M8: 21,260,251 km (0.04 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 19,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit