🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593

Radius: 9

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.78 AU - 0.86 AU

Year: 495 Days

Day: 6.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,703,206 km

• M1: 111,899 km (0.086 R)
• M2: 556,803 km (0.066 R)
• M3: 845,527 km (0.048 R)
• M4: 1,145,920 km (0.096 R)
• M5: 1,491,491 km (0.118 R)
• M6: 2,195,349 km (0.056 R)
• M7: 3,093,983 km (0.045 R)
• M8: 3,620,418 km (0.066 R)
• M9: 4,136,082 km (0.035 R)
• M10: 5,071,667 km (0.042 R)
• M11: 5,463,015 km (0.108 R)
• M12: 6,160,141 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70

Radius: 12.9

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.85 AU - 0.97 AU

Year: 579 Days

Day: 8.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 53,703,206 km

• M1: 161,715 km (0.108 R)
• M2: 627,713 km (0.113 R)
• M3: 1,107,922 km (0.074 R)
• M4: 1,652,458 km (0.115 R)
• M5: 2,100,653 km (0.068 R)
• M6: 3,074,685 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.3

Radius: 10.3

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.86 AU - 1.14 AU

Year: 667 Days

Day: 7.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,703,206 km

• M1: 128,056 km (0.086 R)
• M2: 451,187 km (0.099 R)
• M3: 825,631 km (0.047 R)
• M4: 1,183,319 km (0.095 R)
• M5: 1,616,854 km (0.067 R)
• M6: 2,137,155 km (0.101 R)
• M7: 2,629,482 km (0.058 R)
• M8: 3,067,355 km (0.097 R)
• M9: 3,452,420 km (0.114 R)
• M10: 3,992,917 km (0.066 R)
• M11: 4,468,339 km (0.068 R)
• M12: 4,916,983 km (0.115 R)
• M13: 5,550,231 km (0.114 R)
• M14: 6,640,350 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.6

Radius: 11.7

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.85 AU - 2.09 AU

Year: 1844 Days

Day: 11.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,703,206 km

• M1: 145,559 km (0.095 R)
• M2: 1,453,493 km (0.107 R)
• M3: 1,845,439 km (0.105 R)
• M4: 2,263,416 km (0.104 R)
• M5: 2,681,243 km (0.109 R)
• M6: 3,442,995 km (0.105 R)
• M7: 3,818,336 km (0.073 R)
• M8: 4,255,910 km (0.091 R)
• M9: 4,917,282 km (0.027 R)
• M10: 5,646,123 km (0.106 R)
• M11: 6,171,062 km (0.115 R)
• M12: 7,420,653 km (0.099 R)
• M13: 8,242,095 km (0.086 R)
• M14: 9,241,109 km (0.101 R)
• M15: 10,707,617 km (0.109 R)
• M16: 11,582,615 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.8

Radius: 12.4

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.83 AU - 3.07 AU

Year: 3379 Days

Day: 12.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 104.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,703,206 km

• M1: 154,535 km (0.115 R)
• M2: 560,244 km (0.101 R)
• M3: 1,047,783 km (0.09 R)
• M4: 1,726,210 km (0.118 R)
• M5: 2,698,746 km (0.064 R)
• M6: 3,252,108 km (0.12 R)
• M7: 4,006,979 km (0.086 R)
• M8: 4,659,076 km (0.041 R)
• M9: 5,073,612 km (0.078 R)
• M10: 5,619,644 km (0.09 R)
• M11: 6,617,163 km (0.076 R)
• M12: 7,596,131 km (0.086 R)
• M13: 8,489,679 km (0.025 R)
• M14: 9,223,606 km (0.114 R)
• M15: 10,200,181 km (0.108 R)
• M16: 10,818,469 km (0.078 R)
• M17: 11,244,374 km (0.074 R)
• M18: 12,730,180 km (0.108 R)
• M19: 13,890,312 km (0.042 R)
• M20: 14,292,431 km (0.099 R)
• M21: 18,751,943 km (0.057 R)
• M22: 21,629,758 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801

Radius: 15

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.42 AU - 3.56 AU

Year: 3448 Days

Day: 13.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,703,206 km

• M1: 186,549 km (0.083 R)
• M2: 819,198 km (0.106 R)
• M3: 1,424,770 km (0.104 R)
• M4: 1,947,914 km (0.094 R)
• M5: 3,417,115 km (0.116 R)
• M6: 4,045,426 km (0.052 R)
• M7: 4,969,940 km (0.104 R)
• M8: 5,752,637 km (0.078 R)
• M9: 7,111,584 km (0.102 R)
• M10: 7,866,903 km (0.116 R)
• M11: 8,784,836 km (0.09 R)
• M12: 9,931,653 km (0.102 R)
• M13: 11,926,092 km (0.085 R)
• M14: 12,522,090 km (0.101 R)
• M15: 14,949,764 km (0.076 R)
• M16: 17,853,608 km (0.072 R)
• M17: 20,008,416 km (0.061 R)
• M18: 20,524,379 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.6

Radius: 11.9

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.76 AU - 3.5 AU

Year: 3693 Days

Day: 10.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,703,206 km

• M1: 148,102 km (0.048 R)
• M2: 608,564 km (0.097 R)
• M3: 1,143,227 km (0.102 R)
• M4: 1,526,497 km (0.117 R)
• M5: 2,023,910 km (0.07 R)
• M6: 2,564,706 km (0.088 R)
• M7: 4,618,685 km (0.12 R)
• M8: 5,454,937 km (0.102 R)
• M9: 5,867,228 km (0.077 R)
• M10: 7,427,684 km (0.11 R)
• M11: 7,970,126 km (0.117 R)
• M12: 8,907,805 km (0.096 R)
• M13: 9,797,314 km (0.093 R)
• M14: 11,843,514 km (0.076 R)
• M15: 12,775,060 km (0.103 R)
• M16: 13,956,584 km (0.087 R)
• M17: 15,918,859 km (0.081 R)
• M18: 18,119,294 km (0.065 R)
• M19: 22,064,040 km (0.051 R)
• M20: 23,257,981 km (0.083 R)
• M21: 24,642,659 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.5

Radius: 9.7

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.28 AU - 3.6 AU

Year: 4255 Days

Day: 9.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,703,206 km

• M1: 132,843 km (0.048 R)
• M2: 488,736 km (0.076 R)
• M3: 832,363 km (0.092 R)
• M4: 1,176,438 km (0.05 R)
• M5: 1,700,030 km (0.114 R)
• M6: 2,023,760 km (0.049 R)
• M7: 2,498,733 km (0.095 R)
• M8: 3,234,156 km (0.069 R)
• M9: 4,383,666 km (0.091 R)
• M10: 4,897,685 km (0.102 R)
• M11: 5,423,970 km (0.056 R)
• M12: 6,652,468 km (0.111 R)
• M13: 7,466,729 km (0.087 R)
• M14: 8,093,095 km (0.079 R)
• M15: 8,567,021 km (0.097 R)
• M16: 8,905,860 km (0.099 R)
• M17: 9,853,413 km (0.079 R)
• M18: 10,267,500 km (0.094 R)
• M19: 10,736,340 km (0.117 R)
• M20: 11,948,083 km (0.104 R)
• M21: 13,099,687 km (0.081 R)
• M22: 18,389,917 km (0.073 R)
• M23: 20,384,804 km (0.072 R)
• M24: 22,734,089 km (0.119 R)
• M25: 23,239,281 km (0.115 R)
• M26: 23,604,599 km (0.08 R)
• M27: 24,723,890 km (0.116 R)
• M28: 25,956,427 km (0.062 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.4

Radius: 4

Gravity: 54.65 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.75 AU - 6.75 AU

Year: 11695 Days

Day: 20.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 53,703,206 km

• M1: 49,816 km (0.111 R)
• M2: 299,495 km (0.107 R)
• M3: 451,486 km (0.115 R)
• M4: 655,388 km (0.063 R)
• M5: 798,105 km (0.059 R)
• M6: 940,073 km (0.076 R)
• M7: 1,248,993 km (0.097 R)
• M8: 1,441,675 km (0.097 R)
• M9: 1,767,648 km (0.074 R)
• M10: 4,024,183 km (0.067 R)
• M11: 5,269,585 km (0.093 R)
• M12: 5,626,226 km (0.106 R)
• M13: 5,960,727 km (0.098 R)
• M14: 8,251,968 km (0.096 R)
• M15: 9,180,672 km (0.052 R)
• M16: 9,696,336 km (0.098 R)
• M17: 13,074,704 km (0.109 R)
• M18: 14,061,003 km (0.058 R)
• M19: 14,264,007 km (0.089 R)
• M20: 14,400,441 km (0.115 R)
• M21: 14,537,771 km (0.095 R)
• M22: 16,779,795 km (0.077 R)
• M23: 17,161,718 km (0.061 R)
• M24: 17,784,793 km (0.069 R)
• M25: 21,843,832 km (0.087 R)
• M26: 22,116,250 km (0.086 R)
• M27: 22,853,768 km (0.09 R)
• M28: 26,376,349 km (0.113 R)
• M29: 27,415,455 km (0.083 R)
• M30: 28,158,807 km (0.084 R)
• M31: 35,589,184 km (0.106 R)
• M32: 39,616,359 km (0.083 R)
• M33: 41,530,463 km (0.103 R)
• M34: 42,934,888 km (0.115 R)
• M35: 45,689,882 km (0.071 R)
• M36: 48,869,585 km (0.089 R)
• M37: 50,434,080 km (0.081 R)
• M38: 51,069,272 km (0.089 R)
• M39: 51,228,893 km (0.044 R)
• M40: 52,031,785 km (0.115 R)
• M41: 52,193,500 km (0.103 R)
• M42: 55,496,172 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674

Radius: 5.8

Gravity: 20.04 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.47 AU - 7.23 AU

Year: 11955 Days

Day: 19.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 53,703,206 km

• M1: 79,736 km (0.101 R)
• M2: 260,450 km (0.107 R)
• M3: 476,020 km (0.096 R)
• M4: 768,185 km (0.07 R)
• M5: 1,047,783 km (0.11 R)
• M6: 1,520,214 km (0.052 R)
• M7: 1,716,636 km (0.07 R)
• M8: 2,052,483 km (0.053 R)
• M9: 2,312,933 km (0.12 R)
• M10: 2,574,280 km (0.089 R)
• M11: 3,132,729 km (0.094 R)
• M12: 3,877,726 km (0.092 R)
• M13: 6,115,262 km (0.094 R)
• M14: 8,423,557 km (0.106 R)
• M15: 11,714,411 km (0.117 R)
• M16: 12,608,109 km (0.084 R)
• M17: 14,065,341 km (0.082 R)
• M18: 16,420,012 km (0.061 R)
• M19: 17,310,119 km (0.08 R)
• M20: 19,105,593 km (0.113 R)
• M21: 19,511,601 km (0.098 R)
• M22: 26,614,957 km (0.095 R)
• M23: 27,531,244 km (0.085 R)
• M24: 27,945,181 km (0.1 R)
• M25: 30,959,878 km (0.078 R)
• M26: 32,430,574 km (0.098 R)
• M27: 37,753,117 km (0.077 R)
• M28: 38,392,498 km (0.112 R)
• M29: 40,088,489 km (0.076 R)
• M30: 44,617,266 km (0.117 R)
• M31: 48,416,752 km (0.077 R)
• M32: 48,717,594 km (0.057 R)
• M33: 49,627,747 km (0.116 R)
• M34: 52,426,275 km (0.114 R)
• M35: 52,902,744 km (0.093 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: 522 - 13,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit