🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.9

Radius: 8.8

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.98 AU - 1.2 AU

Year: 747 Days

Day: 10 Hours

Environment

Temp: -162 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,718,906 km

• M1: 110,403 km (0.113 R)
• M2: 612,154 km (0.101 R)
• M3: 907,012 km (0.079 R)
• M4: 1,543,102 km (0.115 R)
• M5: 2,146,131 km (0.118 R)
• M6: 3,027,113 km (0.09 R)
• M7: 4,542,988 km (0.082 R)
• M8: 5,324,637 km (0.084 R)
• M9: 6,000,969 km (0.11 R)
• M10: 6,712,756 km (0.028 R)
• M11: 7,025,415 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.1

Radius: 9.7

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.97 AU - 1.45 AU

Year: 873 Days

Day: 14.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,718,906 km

• M1: 120,725 km (0.053 R)
• M2: 487,539 km (0.097 R)
• M3: 803,191 km (0.119 R)
• M4: 1,460,973 km (0.111 R)
• M5: 1,881,941 km (0.094 R)
• M6: 2,242,472 km (0.102 R)
• M7: 2,616,018 km (0.085 R)
• M8: 3,267,816 km (0.108 R)
• M9: 3,835,390 km (0.1 R)
• M10: 4,264,736 km (0.112 R)
• M11: 4,627,960 km (0.109 R)
• M12: 5,380,587 km (0.037 R)
• M13: 6,869,983 km (0.059 R)
• M14: 7,572,943 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.2

Radius: 9.5

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.21 AU - 1.37 AU

Year: 961 Days

Day: 6.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,718,906 km

• M1: 118,182 km (0.11 R)
• M2: 424,708 km (0.069 R)
• M3: 844,779 km (0.097 R)
• M4: 1,140,684 km (0.094 R)
• M5: 1,552,228 km (0.094 R)
• M6: 1,971,102 km (0.118 R)
• M7: 2,454,003 km (0.104 R)
• M8: 2,872,429 km (0.11 R)
• M9: 3,210,819 km (0.03 R)
• M10: 3,983,043 km (0.046 R)
• M11: 4,741,654 km (0.112 R)
• M12: 6,046,447 km (0.083 R)
• M13: 7,598,674 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630

Radius: 8.2

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.93 AU - 2.65 AU

Year: 2273 Days

Day: 11.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,718,906 km

• M1: 102,026 km (0.116 R)
• M2: 449,392 km (0.092 R)
• M3: 848,370 km (0.109 R)
• M4: 1,215,034 km (0.119 R)
• M5: 1,474,287 km (0.093 R)
• M6: 1,917,097 km (0.038 R)
• M7: 2,880,806 km (0.06 R)
• M8: 5,481,715 km (0.116 R)
• M9: 5,821,900 km (0.085 R)
• M10: 6,124,537 km (0.072 R)
• M11: 6,816,876 km (0.109 R)
• M12: 7,268,063 km (0.037 R)
• M13: 7,860,022 km (0.095 R)
• M14: 8,742,200 km (0.114 R)
• M15: 9,377,543 km (0.063 R)
• M16: 10,043,103 km (0.106 R)
• M17: 10,777,479 km (0.053 R)
• M18: 12,518,200 km (0.11 R)
• M19: 12,981,206 km (0.113 R)
• M20: 13,324,982 km (0.102 R)
• M21: 14,075,813 km (0.089 R)
• M22: 15,373,425 km (0.105 R)
• M23: 15,661,551 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.9

Radius: 11.6

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.98 AU - 2.68 AU

Year: 2333 Days

Day: 6.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,718,906 km

• M1: 144,212 km (0.095 R)
• M2: 642,074 km (0.087 R)
• M3: 1,101,040 km (0.109 R)
• M4: 1,849,478 km (0.115 R)
• M5: 2,355,867 km (0.084 R)
• M6: 2,815,582 km (0.089 R)
• M7: 3,506,275 km (0.11 R)
• M8: 4,038,843 km (0.084 R)
• M9: 4,417,176 km (0.072 R)
• M10: 4,819,295 km (0.103 R)
• M11: 5,308,929 km (0.094 R)
• M12: 5,899,242 km (0.094 R)
• M13: 7,289,755 km (0.116 R)
• M14: 8,047,917 km (0.087 R)
• M15: 8,417,423 km (0.088 R)
• M16: 10,438,640 km (0.043 R)
• M17: 10,982,129 km (0.072 R)
• M18: 11,905,597 km (0.105 R)
• M19: 12,726,740 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309

Radius: 14

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.88 AU - 3.78 AU

Year: 3986 Days

Day: 14.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,718,906 km

• M1: 174,132 km (0.116 R)
• M2: 1,399,787 km (0.071 R)
• M3: 2,567,997 km (0.093 R)
• M4: 3,179,553 km (0.107 R)
• M5: 3,887,301 km (0.116 R)
• M6: 5,275,719 km (0.088 R)
• M7: 6,435,102 km (0.081 R)
• M8: 7,090,191 km (0.069 R)
• M9: 8,011,116 km (0.119 R)
• M10: 8,601,130 km (0.062 R)
• M11: 10,128,823 km (0.075 R)
• M12: 18,299,709 km (0.12 R)
• M13: 19,094,223 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.6

Radius: 13.8

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.72 AU - 4.53 AU

Year: 4518 Days

Day: 9.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,718,906 km

• M1: 172,038 km (0.109 R)
• M2: 794,065 km (0.091 R)
• M3: 1,288,636 km (0.05 R)
• M4: 2,157,650 km (0.106 R)
• M5: 2,946,330 km (0.102 R)
• M6: 3,389,439 km (0.11 R)
• M7: 4,796,407 km (0.118 R)
• M8: 5,334,510 km (0.114 R)
• M9: 6,624,643 km (0.071 R)
• M10: 8,880,429 km (0.098 R)
• M11: 10,018,420 km (0.038 R)
• M12: 10,815,328 km (0.065 R)
• M13: 11,927,887 km (0.086 R)
• M14: 12,441,008 km (0.095 R)
• M15: 12,871,700 km (0.08 R)
• M16: 14,748,555 km (0.074 R)
• M17: 15,669,479 km (0.108 R)
• M18: 16,513,511 km (0.081 R)
• M19: 17,387,761 km (0.051 R)
• M20: 19,611,982 km (0.033 R)
• M21: 20,196,461 km (0.062 R)
• M22: 22,793,480 km (0.096 R)
• M23: 25,682,813 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.3

Radius: 10.3

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.89 AU - 6.48 AU

Year: 7734 Days

Day: 10 Hours

Environment

Temp: -211 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,718,906 km

• M1: 128,205 km (0.101 R)
• M2: 468,840 km (0.1 R)
• M3: 801,845 km (0.045 R)
• M4: 4,062,929 km (0.084 R)
• M5: 4,649,352 km (0.102 R)
• M6: 5,751,739 km (0.105 R)
• M7: 6,981,284 km (0.101 R)
• M8: 9,004,595 km (0.108 R)
• M9: 10,300,412 km (0.063 R)
• M10: 12,730,480 km (0.118 R)
• M11: 15,125,990 km (0.09 R)
• M12: 15,585,705 km (0.107 R)
• M13: 16,741,199 km (0.115 R)
• M14: 22,105,629 km (0.09 R)
• M15: 27,435,651 km (0.055 R)
• M16: 31,606,589 km (0.107 R)
• M17: 38,566,181 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.4

Radius: 3

Gravity: 61.6 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.88 AU - 9.82 AU

Year: 17271 Days

Day: 22.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 32,718,906 km

• M1: 37,399 km (0.059 R)
• M2: 225,294 km (0.03 R)
• M3: 325,974 km (0.043 R)
• M4: 749,934 km (0.089 R)
• M5: 1,166,863 km (0.112 R)
• M6: 2,912,521 km (0.046 R)
• M7: 3,318,978 km (0.062 R)
• M8: 4,499,006 km (0.064 R)
• M9: 4,935,982 km (0.084 R)
• M10: 5,893,408 km (0.087 R)
• M11: 7,056,083 km (0.04 R)
• M12: 7,278,535 km (0.114 R)
• M13: 7,505,774 km (0.065 R)
• M14: 8,713,478 km (0.051 R)
• M15: 16,260,092 km (0.091 R)
• M16: 17,122,075 km (0.11 R)
• M17: 22,080,197 km (0.088 R)
• M18: 22,364,882 km (0.097 R)
• M19: 22,748,151 km (0.112 R)
• M20: 27,040,862 km (0.079 R)
• M21: 28,471,467 km (0.106 R)
• M22: 29,490,976 km (0.073 R)
• M23: 31,963,829 km (0.109 R)
• M24: 36,386,241 km (0.073 R)
• M25: 37,183,149 km (0.071 R)
• M26: 37,720,804 km (0.103 R)
• M27: 38,400,277 km (0.07 R)
• M28: 42,502,101 km (0.119 R)
• M29: 44,432,064 km (0.11 R)
• M30: 46,419,621 km (0.049 R)
• M31: 48,625,441 km (0.083 R)
• M32: 50,406,853 km (0.068 R)
• M33: 52,905,437 km (0.077 R)
• M34: 53,244,725 km (0.111 R)
• M35: 54,962,706 km (0.066 R)
• M36: 59,418,928 km (0.118 R)
• M37: 59,602,036 km (0.095 R)
• M38: 62,204,889 km (0.111 R)
• M39: 63,343,179 km (0.116 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.4

Radius: 8

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.71 AU - 10.47 AU

Year: 19482 Days

Day: 21.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,718,906 km

• M1: 99,483 km (0.106 R)
• M2: 471,084 km (0.061 R)
• M3: 800,349 km (0.12 R)
• M4: 1,596,209 km (0.094 R)
• M5: 2,218,536 km (0.088 R)
• M6: 2,692,911 km (0.103 R)
• M7: 7,075,082 km (0.08 R)
• M8: 7,358,719 km (0.09 R)
• M9: 9,350,166 km (0.067 R)
• M10: 12,530,018 km (0.082 R)
• M11: 13,264,095 km (0.091 R)
• M12: 14,305,895 km (0.099 R)
• M13: 15,342,159 km (0.03 R)
• M14: 15,698,501 km (0.102 R)
• M15: 18,616,408 km (0.118 R)
• M16: 22,102,188 km (0.079 R)
• M17: 23,720,837 km (0.086 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 19,075 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit