🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.4

Radius: 9

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.64 AU - 0.64 AU

Year: 341 Days

Day: 11.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,168,653 km

• M1: 111,899 km (0.106 R)
• M2: 456,722 km (0.053 R)
• M3: 764,894 km (0.092 R)
• M4: 1,325,288 km (0.05 R)
• M5: 1,666,071 km (0.112 R)
• M6: 1,972,149 km (0.119 R)
• M7: 2,261,022 km (0.084 R)
• M8: 2,569,942 km (0.104 R)
• M9: 3,115,824 km (0.091 R)
• M10: 3,479,048 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.8

Radius: 13.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.57 AU - 0.87 AU

Year: 407 Days

Day: 7.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 81,168,653 km

• M1: 172,935 km (0.092 R)
• M2: 636,090 km (0.089 R)
• M3: 1,562,101 km (0.088 R)
• M4: 2,020,469 km (0.1 R)
• M5: 2,799,874 km (0.072 R)
• M6: 3,432,822 km (0.081 R)
• M7: 4,011,617 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.2

Radius: 8.3

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.76 AU - 0.98 AU

Year: 541 Days

Day: 7.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,168,653 km

• M1: 104,120 km (0.12 R)
• M2: 392,545 km (0.055 R)
• M3: 768,035 km (0.1 R)
• M4: 1,047,185 km (0.057 R)
• M5: 1,541,307 km (0.069 R)
• M6: 1,842,447 km (0.063 R)
• M7: 2,208,364 km (0.062 R)
• M8: 2,537,479 km (0.047 R)
• M9: 3,119,415 km (0.11 R)
• M10: 3,546,966 km (0.097 R)
• M11: 3,812,053 km (0.099 R)
• M12: 4,314,851 km (0.035 R)
• M13: 5,023,347 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.1

Radius: 10.6

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.14 AU - 1.24 AU

Year: 866 Days

Day: 12.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,168,653 km

• M1: 131,945 km (0.099 R)
• M2: 489,484 km (0.082 R)
• M3: 844,779 km (0.099 R)
• M4: 1,434,344 km (0.096 R)
• M5: 1,846,636 km (0.079 R)
• M6: 2,217,938 km (0.1 R)
• M7: 2,579,217 km (0.068 R)
• M8: 3,554,894 km (0.096 R)
• M9: 4,053,504 km (0.089 R)
• M10: 6,176,298 km (0.099 R)
• M11: 6,508,405 km (0.086 R)
• M12: 7,855,235 km (0.066 R)
• M13: 8,298,643 km (0.059 R)
• M14: 8,814,007 km (0.102 R)
• M15: 9,968,903 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.5

Radius: 9.7

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.04 AU - 4.24 AU

Year: 4631 Days

Day: 5.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,168,653 km

• M1: 120,875 km (0.109 R)
• M2: 464,651 km (0.096 R)
• M3: 772,972 km (0.103 R)
• M4: 1,146,967 km (0.115 R)
• M5: 1,568,234 km (0.115 R)
• M6: 2,502,473 km (0.039 R)
• M7: 2,854,926 km (0.109 R)
• M8: 3,260,486 km (0.108 R)
• M9: 3,595,136 km (0.085 R)
• M10: 4,236,612 km (0.044 R)
• M11: 4,740,009 km (0.073 R)
• M12: 5,657,791 km (0.047 R)
• M13: 6,237,483 km (0.118 R)
• M14: 6,856,220 km (0.088 R)
• M15: 7,695,913 km (0.068 R)
• M16: 9,000,556 km (0.116 R)
• M17: 11,944,792 km (0.091 R)
• M18: 12,744,991 km (0.095 R)
• M19: 15,130,179 km (0.091 R)
• M20: 15,828,951 km (0.077 R)
• M21: 17,354,101 km (0.111 R)
• M22: 20,202,594 km (0.058 R)
• M23: 24,757,700 km (0.099 R)
• M24: 25,727,991 km (0.052 R)
• M25: 26,388,765 km (0.082 R)
• M26: 30,777,967 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.6

Radius: 7.9

Gravity: 9.29 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.25 AU - 6.57 AU

Year: 9581 Days

Day: 21.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,168,653 km

• M1: 102,026 km (0.067 R)
• M2: 547,528 km (0.119 R)
• M3: 925,712 km (0.106 R)
• M4: 1,780,813 km (0.113 R)
• M5: 2,065,049 km (0.075 R)
• M6: 2,807,653 km (0.11 R)
• M7: 3,792,306 km (0.103 R)
• M8: 4,212,078 km (0.075 R)
• M9: 4,662,517 km (0.101 R)
• M10: 4,990,585 km (0.116 R)
• M11: 6,717,692 km (0.037 R)
• M12: 8,809,669 km (0.067 R)
• M13: 9,219,418 km (0.065 R)
• M14: 9,930,456 km (0.04 R)
• M15: 10,474,693 km (0.096 R)
• M16: 11,301,670 km (0.115 R)
• M17: 11,840,223 km (0.055 R)
• M18: 13,026,833 km (0.034 R)
• M19: 14,603,295 km (0.11 R)
• M20: 15,307,004 km (0.088 R)
• M21: 17,412,145 km (0.118 R)
• M22: 18,719,331 km (0.044 R)
• M23: 20,720,951 km (0.111 R)
• M24: 21,121,723 km (0.108 R)
• M25: 22,021,405 km (0.11 R)
• M26: 22,607,081 km (0.065 R)
• M27: 23,897,063 km (0.067 R)
• M28: 27,963,582 km (0.034 R)
• M29: 28,848,603 km (0.049 R)
• M30: 30,674,595 km (0.072 R)
• M31: 30,986,207 km (0.083 R)
• M32: 38,268,781 km (0.057 R)
• M33: 41,856,736 km (0.088 R)
• M34: 43,144,176 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.2

Radius: 6.5

Gravity: 13.59 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.79 AU - 7.71 AU

Year: 10420 Days

Day: 19.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,168,653 km

• M1: 94,097 km (0.047 R)
• M2: 963,410 km (0.092 R)
• M3: 2,034,980 km (0.087 R)
• M4: 2,317,121 km (0.117 R)
• M5: 2,831,439 km (0.091 R)
• M6: 3,048,505 km (0.113 R)
• M7: 3,741,892 km (0.067 R)
• M8: 4,057,842 km (0.071 R)
• M9: 4,564,979 km (0.094 R)
• M10: 4,895,142 km (0.049 R)
• M11: 6,268,151 km (0.044 R)
• M12: 9,507,693 km (0.095 R)
• M13: 10,298,317 km (0.086 R)
• M14: 12,639,674 km (0.077 R)
• M15: 13,351,460 km (0.047 R)
• M16: 16,122,312 km (0.071 R)
• M17: 18,567,938 km (0.069 R)
• M18: 18,794,878 km (0.072 R)
• M19: 19,643,098 km (0.056 R)
• M20: 26,212,988 km (0.119 R)
• M21: 30,932,352 km (0.1 R)
• M22: 32,990,968 km (0.113 R)
• M23: 40,595,177 km (0.102 R)
• M24: 41,362,764 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 677.2

Radius: 7

Gravity: 13.82 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.18 AU - 7.92 AU

Year: 12483 Days

Day: 22.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,168,653 km

• M1: 147,504 km (0.11 R)
• M2: 454,329 km (0.083 R)
• M3: 733,628 km (0.077 R)
• M4: 1,139,038 km (0.044 R)
• M5: 1,506,002 km (0.035 R)
• M6: 2,240,378 km (0.048 R)
• M7: 2,477,191 km (0.101 R)
• M8: 2,709,068 km (0.034 R)
• M9: 3,143,949 km (0.052 R)
• M10: 4,329,961 km (0.09 R)
• M11: 6,123,490 km (0.104 R)
• M12: 6,549,993 km (0.046 R)
• M13: 7,205,381 km (0.066 R)
• M14: 9,282,847 km (0.075 R)
• M15: 9,690,052 km (0.115 R)
• M16: 10,376,856 km (0.058 R)
• M17: 11,671,027 km (0.061 R)
• M18: 13,132,748 km (0.096 R)
• M19: 15,336,175 km (0.073 R)
• M20: 17,085,573 km (0.096 R)
• M21: 18,964,073 km (0.102 R)
• M22: 19,289,897 km (0.095 R)
• M23: 20,205,586 km (0.082 R)
• M24: 21,412,392 km (0.107 R)
• M25: 21,943,913 km (0.091 R)
• M26: 25,026,527 km (0.107 R)
• M27: 25,418,773 km (0.112 R)
• M28: 31,576,520 km (0.09 R)
• M29: 34,270,778 km (0.118 R)
• M30: 39,447,014 km (0.116 R)
• M31: 41,464,042 km (0.104 R)
• M32: 41,875,436 km (0.064 R)
• M33: 52,908,429 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74

Radius: 5.8

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.93 AU - 8.93 AU

Year: 14892 Days

Day: 23.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,168,653 km

• M1: 73,153 km (0.114 R)
• M2: 279,000 km (0.115 R)
• M3: 558,748 km (0.114 R)
• M4: 850,165 km (0.069 R)
• M5: 1,860,998 km (0.116 R)
• M6: 4,104,966 km (0.118 R)
• M7: 4,959,319 km (0.05 R)
• M8: 6,879,408 km (0.117 R)
• M9: 7,857,179 km (0.067 R)
• M10: 8,884,618 km (0.103 R)
• M11: 10,345,890 km (0.072 R)
• M12: 12,008,969 km (0.076 R)
• M13: 18,764,360 km (0.085 R)
• M14: 22,084,386 km (0.093 R)
• M15: 25,856,945 km (0.084 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.1

Radius: 6.3

Gravity: 20.71 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 8.67 AU - 10.71 AU

Year: 20115 Days

Day: 17.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,168,653 km

• M1: 79,436 km (0.095 R)
• M2: 286,929 km (0.109 R)
• M3: 818,600 km (0.085 R)
• M4: 1,185,414 km (0.078 R)
• M5: 1,422,975 km (0.09 R)
• M6: 2,470,758 km (0.104 R)
• M7: 2,939,897 km (0.054 R)
• M8: 3,237,448 km (0.032 R)
• M9: 3,861,719 km (0.074 R)
• M10: 5,000,458 km (0.038 R)
• M11: 5,229,343 km (0.113 R)
• M12: 8,074,695 km (0.071 R)
• M13: 12,495,761 km (0.036 R)
• M14: 13,061,091 km (0.114 R)
• M15: 17,332,409 km (0.096 R)
• M16: 20,841,377 km (0.088 R)
• M17: 23,710,814 km (0.104 R)
• M18: 26,256,670 km (0.069 R)
• M19: 27,066,294 km (0.101 R)
• M20: 27,654,662 km (0.067 R)
• M21: 28,492,560 km (0.12 R)
• M22: 29,224,243 km (0.119 R)
• M23: 34,562,793 km (0.096 R)
• M24: 36,524,769 km (0.104 R)
• M25: 38,264,592 km (0.092 R)
• M26: 39,154,999 km (0.049 R)
• M27: 43,814,673 km (0.073 R)
• M28: 46,444,753 km (0.11 R)
• M29: 48,830,839 km (0.116 R)
• M30: 52,379,301 km (0.089 R)
• M31: 56,668,421 km (0.114 R)
• M32: 62,402,358 km (0.086 R)
• M33: 78,521,978 km (0.103 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 13,933 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit