🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.6

Radius: 11.4

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.57 AU - 0.67 AU

Year: 331 Days

Day: 14 Hours

Environment

Temp: -158 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,116,437 km

• M1: 142,268 km (0.028 R)
• M2: 598,242 km (0.098 R)
• M3: 1,076,955 km (0.107 R)
• M4: 1,643,632 km (0.11 R)
• M5: 2,176,799 km (0.12 R)
• M6: 2,677,652 km (0.043 R)
• M7: 3,283,524 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.1

Radius: 12.2

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.09 AU - 1.53 AU

Year: 1017 Days

Day: 14.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 62,116,437 km

• M1: 153,338 km (0.061 R)
• M2: 620,682 km (0.067 R)
• M3: 1,016,368 km (0.059 R)
• M4: 2,109,629 km (0.078 R)
• M5: 2,958,298 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.3

Radius: 9.1

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.35 AU - 1.65 AU

Year: 1246 Days

Day: 13.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,116,437 km

• M1: 113,246 km (0.095 R)
• M2: 462,557 km (0.066 R)
• M3: 752,926 km (0.069 R)
• M4: 1,728,903 km (0.048 R)
• M5: 2,532,842 km (0.085 R)
• M6: 2,891,128 km (0.096 R)
• M7: 3,254,502 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.9

Radius: 13.9

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.19 AU - 2.27 AU

Year: 2259 Days

Day: 13.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,116,437 km

• M1: 172,935 km (0.087 R)
• M2: 636,090 km (0.047 R)
• M3: 1,136,196 km (0.082 R)
• M4: 1,850,825 km (0.092 R)
• M5: 2,325,948 km (0.093 R)
• M6: 4,582,632 km (0.061 R)
• M7: 5,418,884 km (0.097 R)
• M8: 6,707,819 km (0.067 R)
• M9: 7,910,137 km (0.082 R)
• M10: 9,886,474 km (0.114 R)
• M11: 10,362,944 km (0.117 R)
• M12: 12,893,392 km (0.097 R)
• M13: 13,418,480 km (0.033 R)
• M14: 14,418,243 km (0.037 R)
• M15: 15,272,746 km (0.062 R)
• M16: 16,010,413 km (0.105 R)
• M17: 17,292,616 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.6

Radius: 9.2

Gravity: 11.5 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.2 AU - 2.52 AU

Year: 2459 Days

Day: 7 Hours

Environment

Temp: -216 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,116,437 km

• M1: 114,742 km (0.094 R)
• M2: 533,167 km (0.101 R)
• M3: 1,430,754 km (0.106 R)
• M4: 1,740,870 km (0.084 R)
• M5: 2,470,310 km (0.105 R)
• M6: 2,954,708 km (0.108 R)
• M7: 3,482,788 km (0.095 R)
• M8: 4,960,516 km (0.102 R)
• M9: 8,098,630 km (0.115 R)
• M10: 9,096,897 km (0.08 R)
• M11: 9,496,323 km (0.031 R)
• M12: 10,805,454 km (0.061 R)
• M13: 11,503,478 km (0.078 R)
• M14: 12,143,906 km (0.027 R)
• M15: 12,762,942 km (0.083 R)
• M16: 13,080,389 km (0.106 R)
• M17: 16,390,242 km (0.059 R)
• M18: 17,256,114 km (0.048 R)
• M19: 17,644,470 km (0.119 R)
• M20: 19,315,628 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.7

Radius: 8.6

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.73 AU - 2.97 AU

Year: 3263 Days

Day: 14.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,116,437 km

• M1: 107,112 km (0.08 R)
• M2: 376,837 km (0.104 R)
• M3: 683,961 km (0.104 R)
• M4: 1,011,730 km (0.087 R)
• M5: 1,317,957 km (0.095 R)
• M6: 2,535,684 km (0.118 R)
• M7: 3,311,648 km (0.072 R)
• M8: 3,803,077 km (0.093 R)
• M9: 4,630,652 km (0.059 R)
• M10: 6,733,251 km (0.052 R)
• M11: 7,294,542 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.2

Radius: 14.7

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.56 AU - 4.88 AU

Year: 5880 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,116,437 km

• M1: 406,607 km (0.062 R)
• M2: 3,189,127 km (0.094 R)
• M3: 4,315,001 km (0.109 R)
• M4: 5,295,914 km (0.041 R)
• M5: 8,682,660 km (0.114 R)
• M6: 10,482,472 km (0.077 R)
• M7: 11,217,896 km (0.044 R)
• M8: 13,632,555 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.2

Radius: 7.4

Gravity: 8.92 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.27 AU - 8.87 AU

Year: 15549 Days

Day: 23.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,116,437 km

• M1: 93,499 km (0.087 R)
• M2: 378,931 km (0.111 R)
• M3: 855,849 km (0.112 R)
• M4: 1,378,694 km (0.086 R)
• M5: 2,153,910 km (0.113 R)
• M6: 2,859,115 km (0.085 R)
• M7: 3,117,620 km (0.113 R)
• M8: 4,373,045 km (0.117 R)
• M9: 5,181,921 km (0.063 R)
• M10: 6,966,623 km (0.095 R)
• M11: 7,792,553 km (0.091 R)
• M12: 8,159,068 km (0.112 R)
• M13: 8,537,251 km (0.116 R)
• M14: 9,076,103 km (0.064 R)
• M15: 9,430,650 km (0.086 R)
• M16: 10,113,714 km (0.096 R)
• M17: 10,495,039 km (0.105 R)
• M18: 10,829,390 km (0.118 R)
• M19: 14,369,773 km (0.086 R)
• M20: 15,131,974 km (0.113 R)
• M21: 15,415,761 km (0.073 R)
• M22: 15,775,544 km (0.097 R)
• M23: 19,103,947 km (0.118 R)
• M24: 19,352,280 km (0.106 R)
• M25: 21,506,339 km (0.105 R)
• M26: 22,780,016 km (0.081 R)
• M27: 26,386,820 km (0.069 R)
• M28: 28,058,128 km (0.057 R)
• M29: 29,798,699 km (0.025 R)
• M30: 30,582,442 km (0.117 R)
• M31: 31,036,322 km (0.117 R)
• M32: 31,841,608 km (0.065 R)
• M33: 40,811,496 km (0.06 R)
• M34: 49,127,043 km (0.046 R)
• M35: 54,422,359 km (0.108 R)
• M36: 54,754,915 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769.9

Radius: 5.1

Gravity: 29.6 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.58 AU - 9.5 AU

Year: 18435 Days

Day: 17.3 Hours

Environment

Temp: -243 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,116,437 km

• M1: 63,579 km (0.095 R)
• M2: 264,489 km (0.112 R)
• M3: 471,532 km (0.087 R)
• M4: 1,072,766 km (0.052 R)
• M5: 1,908,270 km (0.093 R)
• M6: 2,586,248 km (0.109 R)
• M7: 2,877,964 km (0.104 R)
• M8: 3,469,773 km (0.064 R)
• M9: 4,139,074 km (0.103 R)
• M10: 4,573,057 km (0.099 R)
• M11: 6,015,630 km (0.092 R)
• M12: 6,528,002 km (0.105 R)
• M13: 7,208,822 km (0.081 R)
• M14: 7,639,365 km (0.111 R)
• M15: 8,342,774 km (0.093 R)
• M16: 9,935,991 km (0.084 R)
• M17: 10,289,192 km (0.054 R)
• M18: 11,463,236 km (0.042 R)
• M19: 12,792,712 km (0.047 R)
• M20: 16,396,375 km (0.113 R)
• M21: 16,889,600 km (0.096 R)
• M22: 18,428,812 km (0.06 R)
• M23: 19,232,302 km (0.032 R)
• M24: 19,873,329 km (0.069 R)
• M25: 20,152,329 km (0.086 R)
• M26: 31,019,418 km (0.088 R)
• M27: 33,711,731 km (0.108 R)
• M28: 35,317,963 km (0.092 R)
• M29: 43,335,810 km (0.094 R)
• M30: 49,361,912 km (0.081 R)
• M31: 53,018,682 km (0.119 R)
• M32: 57,038,975 km (0.118 R)
• M33: 59,700,321 km (0.071 R)
• M34: 64,047,935 km (0.101 R)
• M35: 64,860,401 km (0.119 R)
• M36: 72,924,773 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.7

Radius: 7

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.05 AU - 11.57 AU

Year: 22453 Days

Day: 20.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,116,437 km

• M1: 95,294 km (0.102 R)
• M2: 461,061 km (0.097 R)
• M3: 1,010,534 km (0.111 R)
• M4: 1,599,949 km (0.053 R)
• M5: 2,503,670 km (0.066 R)
• M6: 3,490,717 km (0.087 R)
• M7: 7,474,508 km (0.101 R)
• M8: 8,171,036 km (0.037 R)
• M9: 12,252,365 km (0.09 R)
• M10: 12,891,447 km (0.11 R)
• M11: 22,381,936 km (0.095 R)
• M12: 26,995,235 km (0.111 R)
• M13: 32,084,854 km (0.109 R)
• M14: 45,760,193 km (0.111 R)
• M15: 52,934,309 km (0.106 R)
• M16: 55,828,579 km (0.059 R)
• M17: 59,186,453 km (0.118 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 12,436 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit