🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.62 AU - 0.72 AU

Year: 210 Days

Day: 34.7 Hours

Environment

Temp: 101 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,885,316 km

• M1: 287,976 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.88 AU - 1 AU

Year: 349 Days

Day: 25.6 Hours

Environment

Temp: 28 °C

Axial Tilt: 23.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 28,885,316 km

• M1: 94,995 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.93 AU - 1.21 AU

Year: 424 Days

Day: 13 Hours

Environment

Temp: 9 °C

Axial Tilt: 45.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 28,885,316 km

• M1: 321,935 km (0.092 R)

Asteroid Belt

Center: 2.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781

Radius: 13.2

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.05 AU - 4.81 AU

Year: 3570 Days

Day: 5.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 28,885,316 km

• M1: 263,143 km (0.107 R)
• M2: 379,679 km (0.038 R)
• M3: 495,917 km (0.11 R)
• M4: 627,862 km (0.042 R)
• M5: 730,636 km (0.096 R)
• M6: 874,250 km (0.109 R)
• M7: 967,749 km (0.086 R)
• M8: 1,127,818 km (0.119 R)
• M9: 1,310,627 km (0.056 R)
• M10: 1,433,746 km (0.089 R)
• M11: 1,604,138 km (0.106 R)
• M12: 1,981,274 km (0.036 R)
• M13: 2,386,684 km (0.093 R)
• M14: 2,607,940 km (0.1 R)
• M15: 2,854,028 km (0.066 R)
• M16: 3,426,090 km (0.092 R)
• M17: 3,657,070 km (0.107 R)
• M18: 3,933,377 km (0.081 R)
• M19: 4,381,273 km (0.093 R)
• M20: 4,653,691 km (0.119 R)
• M21: 4,760,055 km (0.102 R)
• M22: 5,237,571 km (0.09 R)
• M23: 5,639,690 km (0.081 R)
• M24: 5,798,862 km (0.108 R)
• M25: 5,982,568 km (0.117 R)
• M26: 6,075,170 km (0.087 R)
• M27: 6,214,894 km (0.08 R)
• M28: 6,664,884 km (0.061 R)
• M29: 6,833,182 km (0.068 R)
• M30: 7,248,166 km (0.029 R)
• M31: 7,371,884 km (0.083 R)
• M32: 7,898,768 km (0.093 R)
• M33: 9,095,551 km (0.117 R)
• M34: 9,309,475 km (0.051 R)
• M35: 9,417,036 km (0.083 R)
• M36: 9,742,262 km (0.09 R)
• M37: 10,098,903 km (0.099 R)
• M38: 10,292,633 km (0.119 R)
• M39: 11,137,262 km (0.066 R)
• M40: 11,251,555 km (0.092 R)
• M41: 11,683,743 km (0.059 R)
• M42: 11,916,368 km (0.036 R)
• M43: 12,150,638 km (0.1 R)
• M44: 12,297,843 km (0.063 R)
• M45: 12,445,645 km (0.053 R)
• M46: 13,253,923 km (0.118 R)
• M47: 13,618,642 km (0.092 R)
• M48: 14,048,437 km (0.085 R)
• M49: 14,141,038 km (0.109 R)
• M50: 14,513,686 km (0.075 R)
• M51: 14,638,750 km (0.107 R)
• M52: 15,015,737 km (0.102 R)
• M53: 15,396,014 km (0.069 R)
• M54: 15,779,434 km (0.113 R)
• M55: 15,972,415 km (0.101 R)
• M56: 16,490,622 km (0.116 R)
• M57: 16,719,058 km (0.055 R)
• M58: 17,080,337 km (0.068 R)
• M59: 17,212,282 km (0.098 R)
• M60: 17,743,654 km (0.07 R)
• M61: 18,246,751 km (0.108 R)
• M62: 18,381,689 km (0.08 R)
• M63: 18,788,445 km (0.046 R)
• M64: 18,958,837 km (0.074 R)
• M65: 19,301,267 km (0.12 R)
• M66: 19,887,840 km (0.062 R)
• M67: 20,620,720 km (0.067 R)
• M68: 20,796,498 km (0.107 R)
• M69: 21,969,195 km (0.118 R)
• M70: 22,437,137 km (0.068 R)
• M71: 23,126,933 km (0.087 R)
• M72: 23,823,611 km (0.048 R)
• M73: 24,119,066 km (0.107 R)
• M74: 24,304,268 km (0.076 R)
• M75: 24,527,319 km (0.049 R)
• M76: 24,750,818 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407

Radius: 10.9

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.48 AU - 7.14 AU

Year: 6069 Days

Day: 10.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 28,885,316 km

• M1: 156,180 km (0.08 R)
• M2: 249,230 km (0.079 R)
• M3: 348,563 km (0.106 R)
• M4: 447,447 km (0.114 R)
• M5: 579,393 km (0.087 R)
• M6: 835,504 km (0.084 R)
• M7: 950,994 km (0.104 R)
• M8: 1,072,168 km (0.113 R)
• M9: 1,625,381 km (0.092 R)
• M10: 1,890,019 km (0.105 R)
• M11: 1,992,793 km (0.101 R)
• M12: 2,222,276 km (0.113 R)
• M13: 2,312,783 km (0.114 R)
• M14: 2,423,186 km (0.083 R)
• M15: 2,784,465 km (0.085 R)
• M16: 2,882,452 km (0.119 R)
• M17: 3,203,938 km (0.096 R)
• M18: 3,369,094 km (0.12 R)
• M19: 3,815,942 km (0.101 R)
• M20: 3,968,981 km (0.096 R)
• M21: 4,057,543 km (0.11 R)
• M22: 4,304,230 km (0.046 R)
• M23: 4,602,229 km (0.089 R)
• M24: 4,836,050 km (0.097 R)
• M25: 5,169,953 km (0.065 R)
• M26: 5,266,743 km (0.107 R)
• M27: 5,413,199 km (0.092 R)
• M28: 5,860,497 km (0.066 R)
• M29: 6,012,189 km (0.104 R)
• M30: 6,216,540 km (0.097 R)
• M31: 6,475,344 km (0.102 R)
• M32: 7,218,696 km (0.116 R)
• M33: 7,299,927 km (0.077 R)
• M34: 7,381,458 km (0.073 R)
• M35: 7,766,224 km (0.064 R)
• M36: 8,583,776 km (0.03 R)
• M37: 9,046,632 km (0.069 R)
• M38: 9,310,672 km (0.118 R)
• M39: 9,428,705 km (0.096 R)
• M40: 9,666,566 km (0.062 R)
• M41: 9,786,094 km (0.082 R)
• M42: 10,300,113 km (0.1 R)
• M43: 10,699,090 km (0.082 R)
• M44: 10,916,007 km (0.051 R)
• M45: 11,228,517 km (0.099 R)
• M46: 11,766,471 km (0.115 R)
• M47: 11,926,391 km (0.084 R)
• M48: 12,377,728 km (0.049 R)
• M49: 12,736,314 km (0.039 R)
• M50: 13,197,674 km (0.112 R)
• M51: 13,297,306 km (0.051 R)
• M52: 13,765,398 km (0.119 R)
• M53: 13,967,654 km (0.05 R)
• M54: 14,717,588 km (0.104 R)
• M55: 15,515,842 km (0.114 R)
• M56: 15,620,860 km (0.067 R)
• M57: 15,902,403 km (0.099 R)
• M58: 16,901,119 km (0.109 R)
• M59: 17,045,481 km (0.098 R)
• M60: 17,517,312 km (0.111 R)
• M61: 17,699,971 km (0.116 R)
• M62: 18,030,283 km (0.107 R)
• M63: 18,325,739 km (0.077 R)
• M64: 18,548,191 km (0.103 R)
• M65: 18,921,288 km (0.057 R)
• M66: 18,996,087 km (0.115 R)
• M67: 19,674,663 km (0.081 R)
• M68: 20,093,088 km (0.101 R)
• M69: 20,939,064 km (0.094 R)
• M70: 21,405,361 km (0.116 R)
• M71: 21,678,975 km (0.074 R)
• M72: 21,953,787 km (0.078 R)
• M73: 22,467,057 km (0.106 R)
• M74: 22,984,516 km (0.107 R)
• M75: 23,144,436 km (0.066 R)
• M76: 24,437,411 km (0.105 R)
• M77: 24,600,771 km (0.108 R)
• M78: 24,764,432 km (0.119 R)
• M79: 25,670,995 km (0.088 R)
• M80: 26,295,267 km (0.075 R)
• M81: 27,813,984 km (0.062 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: 311 - 11,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit