🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.6

Radius: 12.9

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.21 AU - 1.37 AU

Year: 977 Days

Day: 6 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 70,072,671 km

• M1: 160,668 km (0.076 R)
• M2: 601,832 km (0.077 R)
• M3: 1,328,728 km (0.047 R)
• M4: 1,855,762 km (0.088 R)
• M5: 2,621,104 km (0.057 R)
• M6: 3,192,119 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.4

Radius: 11.2

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.63 AU - 3.65 AU

Year: 4631 Days

Day: 13.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,072,671 km

• M1: 139,276 km (0.097 R)
• M2: 491,728 km (0.105 R)
• M3: 917,334 km (0.075 R)
• M4: 1,517,820 km (0.092 R)
• M5: 2,533,739 km (0.114 R)
• M6: 3,830,304 km (0.087 R)
• M7: 5,265,097 km (0.083 R)
• M8: 6,813,435 km (0.082 R)
• M9: 7,609,744 km (0.099 R)
• M10: 9,695,588 km (0.051 R)
• M11: 10,414,106 km (0.109 R)
• M12: 12,365,760 km (0.091 R)
• M13: 18,926,075 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.9

Radius: 10.3

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.08 AU - 6.56 AU

Year: 8183 Days

Day: 8.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,072,671 km

• M1: 130,150 km (0.088 R)
• M2: 471,532 km (0.065 R)
• M3: 983,008 km (0.103 R)
• M4: 1,365,230 km (0.105 R)
• M5: 1,893,460 km (0.109 R)
• M6: 2,875,121 km (0.072 R)
• M7: 3,246,274 km (0.058 R)
• M8: 3,699,107 km (0.111 R)
• M9: 5,095,303 km (0.061 R)
• M10: 5,912,407 km (0.12 R)
• M11: 7,044,414 km (0.091 R)
• M12: 8,891,349 km (0.092 R)
• M13: 9,493,930 km (0.112 R)
• M14: 11,846,955 km (0.094 R)
• M15: 12,576,843 km (0.093 R)
• M16: 12,982,103 km (0.077 R)
• M17: 15,271,100 km (0.072 R)
• M18: 16,203,394 km (0.067 R)
• M19: 16,822,430 km (0.068 R)
• M20: 17,672,296 km (0.073 R)
• M21: 18,107,925 km (0.054 R)
• M22: 22,610,671 km (0.06 R)
• M23: 24,801,831 km (0.118 R)
• M24: 29,399,273 km (0.096 R)
• M25: 29,806,329 km (0.072 R)
• M26: 32,979,748 km (0.062 R)
• M27: 34,085,875 km (0.082 R)
• M28: 35,102,243 km (0.072 R)
• M29: 37,314,197 km (0.086 R)
• M30: 38,758,116 km (0.061 R)
• M31: 39,124,780 km (0.1 R)
• M32: 40,238,985 km (0.093 R)
• M33: 41,246,975 km (0.072 R)
• M34: 41,885,459 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.1

Radius: 4.7

Gravity: 27.17 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.35 AU - 8.71 AU

Year: 15174 Days

Day: 22.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,072,671 km

• M1: 59,989 km (0.09 R)
• M2: 411,245 km (0.076 R)
• M3: 602,879 km (0.07 R)
• M4: 853,755 km (0.115 R)
• M5: 1,073,514 km (0.054 R)
• M6: 1,503,758 km (0.088 R)
• M7: 1,692,102 km (0.048 R)
• M8: 1,896,003 km (0.045 R)
• M9: 2,213,151 km (0.088 R)
• M10: 2,394,763 km (0.049 R)
• M11: 3,675,320 km (0.12 R)
• M12: 5,683,074 km (0.08 R)
• M13: 6,181,234 km (0.096 R)
• M14: 8,084,568 km (0.085 R)
• M15: 8,964,652 km (0.12 R)
• M16: 10,235,187 km (0.105 R)
• M17: 15,624,002 km (0.118 R)
• M18: 16,983,397 km (0.116 R)
• M19: 17,771,629 km (0.083 R)
• M20: 19,251,600 km (0.113 R)
• M21: 20,990,227 km (0.08 R)
• M22: 26,098,097 km (0.109 R)
• M23: 26,618,847 km (0.074 R)
• M24: 30,459,922 km (0.049 R)
• M25: 34,529,732 km (0.107 R)
• M26: 37,347,557 km (0.045 R)
• M27: 39,082,743 km (0.067 R)
• M28: 43,145,671 km (0.078 R)
• M29: 45,503,334 km (0.093 R)
• M30: 47,481,167 km (0.117 R)
• M31: 50,313,205 km (0.115 R)
• M32: 56,657,650 km (0.098 R)
• M33: 58,411,685 km (0.113 R)
• M34: 60,382,488 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.5

Radius: 4.5

Gravity: 34.69 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.2 AU - 9.08 AU

Year: 16936 Days

Day: 17.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,072,671 km

• M1: 56,099 km (0.12 R)
• M2: 196,572 km (0.064 R)
• M3: 655,837 km (0.061 R)
• M4: 848,070 km (0.052 R)
• M5: 1,115,402 km (0.117 R)
• M6: 1,406,669 km (0.031 R)
• M7: 1,578,557 km (0.055 R)
• M8: 1,729,651 km (0.076 R)
• M9: 2,061,010 km (0.094 R)
• M10: 2,283,611 km (0.09 R)
• M11: 2,635,914 km (0.05 R)
• M12: 3,204,536 km (0.106 R)
• M13: 3,560,130 km (0.065 R)
• M14: 5,822,200 km (0.089 R)
• M15: 6,184,974 km (0.081 R)
• M16: 6,691,962 km (0.059 R)
• M17: 7,692,622 km (0.111 R)
• M18: 9,929,110 km (0.071 R)
• M19: 12,236,657 km (0.118 R)
• M20: 12,898,628 km (0.035 R)
• M21: 13,653,798 km (0.07 R)
• M22: 13,935,640 km (0.066 R)
• M23: 19,251,451 km (0.107 R)
• M24: 21,443,209 km (0.107 R)
• M25: 31,751,849 km (0.113 R)
• M26: 33,251,119 km (0.033 R)
• M27: 35,190,506 km (0.107 R)
• M28: 36,931,376 km (0.101 R)
• M29: 37,615,936 km (0.09 R)
• M30: 38,030,621 km (0.099 R)
• M31: 40,006,659 km (0.085 R)
• M32: 41,459,255 km (0.1 R)
• M33: 42,946,706 km (0.108 R)
• M34: 49,417,562 km (0.115 R)
• M35: 49,583,017 km (0.111 R)
• M36: 50,248,578 km (0.066 R)
• M37: 60,389,818 km (0.111 R)
• M38: 62,685,547 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.8

Radius: 6.4

Gravity: 17.18 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.12 AU - 9.5 AU

Year: 17438 Days

Day: 20.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,072,671 km

• M1: 87,814 km (0.032 R)
• M2: 297,401 km (0.09 R)
• M3: 544,686 km (0.115 R)
• M4: 855,849 km (0.112 R)
• M5: 1,147,266 km (0.083 R)
• M6: 1,931,907 km (0.09 R)
• M7: 2,185,026 km (0.086 R)
• M8: 3,132,280 km (0.11 R)
• M9: 3,372,534 km (0.079 R)
• M10: 3,711,822 km (0.083 R)
• M11: 3,981,248 km (0.078 R)
• M12: 4,763,795 km (0.037 R)
• M13: 5,191,495 km (0.061 R)
• M14: 6,543,112 km (0.039 R)
• M15: 6,804,010 km (0.118 R)
• M16: 7,392,977 km (0.043 R)
• M17: 7,723,888 km (0.12 R)
• M18: 8,015,454 km (0.115 R)
• M19: 8,263,936 km (0.049 R)
• M20: 9,751,836 km (0.119 R)
• M21: 11,223,879 km (0.06 R)
• M22: 11,661,304 km (0.072 R)
• M23: 12,240,247 km (0.056 R)
• M24: 12,570,111 km (0.116 R)
• M25: 13,806,836 km (0.092 R)
• M26: 15,888,640 km (0.057 R)
• M27: 18,171,055 km (0.112 R)
• M28: 25,343,226 km (0.064 R)
• M29: 29,726,144 km (0.107 R)
• M30: 33,551,062 km (0.098 R)
• M31: 36,185,481 km (0.117 R)
• M32: 39,956,245 km (0.076 R)
• M33: 54,404,856 km (0.089 R)
• M34: 64,158,188 km (0.087 R)
• M35: 64,953,301 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 19,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit