🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.9

Radius: 8.4

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.67 AU - 0.75 AU

Year: 406 Days

Day: 12.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,944,483 km

• M1: 104,419 km (0.053 R)
• M2: 475,572 km (0.038 R)
• M3: 784,940 km (0.092 R)
• M4: 1,049,878 km (0.101 R)
• M5: 1,506,002 km (0.093 R)
• M6: 1,924,876 km (0.061 R)
• M7: 2,345,395 km (0.03 R)
• M8: 2,784,615 km (0.05 R)
• M9: 3,243,132 km (0.079 R)
• M10: 3,879,671 km (0.061 R)
• M11: 4,173,033 km (0.101 R)
• M12: 4,524,438 km (0.112 R)
• M13: 4,925,959 km (0.096 R)
• M14: 5,664,972 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.1

Radius: 10.6

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.97 AU - 1.17 AU

Year: 751 Days

Day: 11 Hours

Environment

Temp: -177 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,944,483 km

• M1: 156,031 km (0.057 R)
• M2: 492,027 km (0.113 R)
• M3: 841,488 km (0.048 R)
• M4: 1,268,740 km (0.109 R)
• M5: 1,929,513 km (0.11 R)
• M6: 2,360,056 km (0.096 R)
• M7: 3,050,899 km (0.094 R)
• M8: 3,901,213 km (0.081 R)
• M9: 4,696,326 km (0.098 R)
• M10: 5,223,210 km (0.068 R)
• M11: 5,558,010 km (0.12 R)
• M12: 6,291,638 km (0.035 R)
• M13: 6,801,168 km (0.099 R)
• M14: 8,024,280 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.3

Radius: 14.6

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.55 AU - 1.95 AU

Year: 1570 Days

Day: 8 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,944,483 km

• M1: 181,612 km (0.091 R)
• M2: 642,972 km (0.111 R)
• M3: 1,361,640 km (0.116 R)
• M4: 2,081,056 km (0.101 R)
• M5: 2,569,343 km (0.089 R)
• M6: 3,265,871 km (0.081 R)
• M7: 3,857,680 km (0.096 R)
• M8: 4,520,848 km (0.087 R)
• M9: 5,389,862 km (0.116 R)
• M10: 6,624,643 km (0.118 R)
• M11: 7,274,496 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.5

Radius: 8.8

Gravity: 10.17 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.08 AU - 3.18 AU

Year: 3756 Days

Day: 11.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 42,944,483 km

• M1: 111,450 km (0.116 R)
• M2: 460,313 km (0.099 R)
• M3: 744,249 km (0.12 R)
• M4: 1,105,678 km (0.089 R)
• M5: 1,877,304 km (0.078 R)
• M6: 2,311,736 km (0.12 R)
• M7: 3,079,023 km (0.111 R)
• M8: 3,481,741 km (0.082 R)
• M9: 3,919,165 km (0.076 R)
• M10: 5,509,989 km (0.1 R)
• M11: 5,902,234 km (0.078 R)
• M12: 6,313,030 km (0.107 R)
• M13: 8,999,359 km (0.116 R)
• M14: 10,487,260 km (0.105 R)
• M15: 10,916,007 km (0.055 R)
• M16: 11,580,970 km (0.07 R)
• M17: 12,797,499 km (0.098 R)
• M18: 13,336,949 km (0.083 R)
• M19: 13,993,983 km (0.114 R)
• M20: 15,537,384 km (0.095 R)
• M21: 17,368,612 km (0.087 R)
• M22: 18,397,845 km (0.103 R)
• M23: 19,085,098 km (0.039 R)
• M24: 19,660,152 km (0.106 R)
• M25: 22,006,445 km (0.038 R)
• M26: 22,923,630 km (0.104 R)
• M27: 23,355,519 km (0.105 R)
• M28: 25,519,452 km (0.071 R)
• M29: 26,139,236 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.5

Radius: 14.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.94 AU - 4.52 AU

Year: 4886 Days

Day: 8.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,944,483 km

• M1: 183,257 km (0.09 R)
• M2: 732,132 km (0.033 R)
• M3: 1,191,996 km (0.033 R)
• M4: 2,282,415 km (0.117 R)
• M5: 3,445,987 km (0.119 R)
• M6: 4,471,032 km (0.036 R)
• M7: 6,722,779 km (0.034 R)
• M8: 7,298,731 km (0.118 R)
• M9: 7,970,126 km (0.107 R)
• M10: 9,939,881 km (0.057 R)
• M11: 10,960,288 km (0.091 R)
• M12: 11,597,126 km (0.064 R)
• M13: 12,090,949 km (0.101 R)
• M14: 15,901,655 km (0.049 R)
• M15: 18,106,578 km (0.094 R)
• M16: 19,111,427 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.3

Radius: 9.4

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.61 AU - 4.35 AU

Year: 5385 Days

Day: 10.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,944,483 km

• M1: 121,174 km (0.055 R)
• M2: 514,168 km (0.103 R)
• M3: 831,166 km (0.054 R)
• M4: 1,353,113 km (0.099 R)
• M5: 1,805,796 km (0.113 R)
• M6: 2,166,626 km (0.067 R)
• M7: 3,430,130 km (0.09 R)
• M8: 3,923,354 km (0.036 R)
• M9: 4,416,279 km (0.047 R)
• M10: 6,383,491 km (0.052 R)
• M11: 6,719,188 km (0.099 R)
• M12: 9,805,243 km (0.063 R)
• M13: 12,699,214 km (0.104 R)
• M14: 13,577,952 km (0.107 R)
• M15: 14,185,917 km (0.061 R)
• M16: 15,401,699 km (0.032 R)
• M17: 15,785,119 km (0.092 R)
• M18: 16,628,402 km (0.107 R)
• M19: 19,465,226 km (0.082 R)
• M20: 22,539,612 km (0.054 R)
• M21: 22,963,124 km (0.076 R)
• M22: 24,934,973 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.9

Radius: 13

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.18 AU - 4.9 AU

Year: 5508 Days

Day: 9.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,944,483 km

• M1: 162,463 km (0.102 R)
• M2: 773,271 km (0.069 R)
• M3: 1,270,086 km (0.085 R)
• M4: 1,970,503 km (0.072 R)
• M5: 2,655,362 km (0.08 R)
• M6: 4,014,010 km (0.045 R)
• M7: 4,503,195 km (0.072 R)
• M8: 5,484,856 km (0.07 R)
• M9: 6,089,232 km (0.114 R)
• M10: 6,630,926 km (0.098 R)
• M11: 8,672,937 km (0.116 R)
• M12: 9,734,333 km (0.072 R)
• M13: 10,332,426 km (0.091 R)
• M14: 10,955,052 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.1

Radius: 12

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.63 AU - 5.99 AU

Year: 8299 Days

Day: 9.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,944,483 km

• M1: 296,653 km (0.093 R)
• M2: 671,246 km (0.079 R)
• M3: 1,416,393 km (0.076 R)
• M4: 1,812,977 km (0.087 R)
• M5: 2,341,805 km (0.092 R)
• M6: 3,129,288 km (0.032 R)
• M7: 7,500,538 km (0.027 R)
• M8: 9,241,708 km (0.075 R)
• M9: 9,619,891 km (0.056 R)
• M10: 11,280,577 km (0.11 R)
• M11: 13,994,881 km (0.119 R)
• M12: 16,558,839 km (0.087 R)
• M13: 19,175,904 km (0.085 R)
• M14: 20,106,403 km (0.103 R)
• M15: 20,486,830 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.2

Radius: 3.5

Gravity: 73.24 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.03 AU - 7.23 AU

Year: 11579 Days

Day: 16.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 42,944,483 km

• M1: 43,832 km (0.074 R)
• M2: 159,172 km (0.099 R)
• M3: 397,631 km (0.106 R)
• M4: 979,268 km (0.056 R)
• M5: 1,884,335 km (0.091 R)
• M6: 2,807,503 km (0.087 R)
• M7: 2,946,779 km (0.071 R)
• M8: 4,114,241 km (0.071 R)
• M9: 4,448,143 km (0.114 R)
• M10: 5,450,898 km (0.075 R)
• M11: 6,434,055 km (0.111 R)
• M12: 6,800,270 km (0.115 R)
• M13: 7,266,567 km (0.062 R)
• M14: 7,397,465 km (0.103 R)
• M15: 8,310,012 km (0.078 R)
• M16: 9,295,114 km (0.111 R)
• M17: 10,410,516 km (0.066 R)
• M18: 10,971,807 km (0.111 R)
• M19: 11,201,739 km (0.112 R)
• M20: 12,525,082 km (0.095 R)
• M21: 16,807,919 km (0.083 R)
• M22: 18,943,878 km (0.059 R)
• M23: 21,076,844 km (0.081 R)
• M24: 23,459,340 km (0.037 R)
• M25: 27,996,194 km (0.089 R)
• M26: 29,518,502 km (0.074 R)
• M27: 29,740,505 km (0.081 R)
• M28: 30,187,504 km (0.069 R)
• M29: 34,908,065 km (0.094 R)
• M30: 39,020,959 km (0.071 R)
• M31: 42,874,600 km (0.095 R)
• M32: 48,808,699 km (0.09 R)
• M33: 49,586,757 km (0.074 R)
• M34: 51,327,777 km (0.048 R)
• M35: 53,437,257 km (0.065 R)
• M36: 53,766,821 km (0.068 R)
• M37: 54,931,141 km (0.068 R)
• M38: 55,266,839 km (0.096 R)
• M39: 55,942,273 km (0.079 R)
• M40: 57,482,383 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.6

Radius: 4.5

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.67 AU - 10.01 AU

Year: 16336 Days

Day: 18.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,944,483 km

• M1: 58,493 km (0.086 R)
• M2: 1,112,859 km (0.091 R)
• M3: 1,396,496 km (0.111 R)
• M4: 4,652,344 km (0.065 R)
• M5: 5,132,703 km (0.112 R)
• M6: 8,124,660 km (0.085 R)
• M7: 8,467,389 km (0.084 R)
• M8: 9,647,866 km (0.087 R)
• M9: 12,611,848 km (0.038 R)
• M10: 19,031,991 km (0.037 R)
• M11: 19,408,080 km (0.083 R)
• M12: 36,943,793 km (0.08 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 16,437 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit