🌌 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: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.9

Radius: 14.3

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.55 AU - 0.71 AU

Year: 333 Days

Day: 9.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 141.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,587,411 km

• M1: 177,872 km (0.113 R)
• M2: 869,612 km (0.101 R)
• M3: 1,345,334 km (0.102 R)
• M4: 2,215,993 km (0.078 R)
• M5: 3,203,938 km (0.094 R)
• M6: 3,741,293 km (0.116 R)
• M7: 4,275,058 km (0.049 R)

Asteroid Belt

Center: 0.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.6

Radius: 9.9

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.14 AU - 1.28 AU

Year: 888 Days

Day: 10 Hours

Environment

Temp: -188 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,587,411 km

• M1: 123,119 km (0.104 R)
• M2: 468,989 km (0.108 R)
• M3: 794,963 km (0.047 R)
• M4: 2,549,746 km (0.093 R)
• M5: 4,351,952 km (0.098 R)
• M6: 4,736,717 km (0.077 R)
• M7: 5,749,794 km (0.107 R)
• M8: 6,702,882 km (0.084 R)
• M9: 8,050,759 km (0.063 R)
• M10: 8,401,566 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.1

Radius: 9.8

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.47 AU - 2.39 AU

Year: 1788 Days

Day: 9.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,587,411 km

• M1: 131,945 km (0.112 R)
• M2: 552,764 km (0.052 R)
• M3: 1,006,494 km (0.106 R)
• M4: 1,324,689 km (0.11 R)
• M5: 1,711,250 km (0.113 R)
• M6: 2,028,248 km (0.051 R)
• M7: 2,559,470 km (0.119 R)
• M8: 3,301,775 km (0.091 R)
• M9: 4,004,286 km (0.105 R)
• M10: 4,666,406 km (0.102 R)
• M11: 5,230,540 km (0.071 R)
• M12: 6,021,913 km (0.056 R)
• M13: 6,691,064 km (0.055 R)
• M14: 7,303,368 km (0.098 R)
• M15: 8,205,742 km (0.084 R)
• M16: 9,680,478 km (0.11 R)
• M17: 10,198,236 km (0.113 R)
• M18: 10,940,242 km (0.102 R)
• M19: 11,466,378 km (0.087 R)
• M20: 12,119,971 km (0.056 R)
• M21: 12,991,079 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.2

Radius: 13.5

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.03 AU - 2.07 AU

Year: 1957 Days

Day: 6.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,587,411 km

• M1: 168,148 km (0.089 R)
• M2: 600,486 km (0.071 R)
• M3: 1,041,201 km (0.114 R)
• M4: 1,530,386 km (0.068 R)
• M5: 2,174,704 km (0.076 R)
• M6: 3,270,060 km (0.113 R)
• M7: 3,818,336 km (0.113 R)
• M8: 4,293,010 km (0.107 R)
• M9: 4,890,055 km (0.107 R)
• M10: 5,407,065 km (0.117 R)
• M11: 7,208,972 km (0.089 R)
• M12: 7,737,501 km (0.104 R)
• M13: 8,841,533 km (0.113 R)
• M14: 9,611,962 km (0.055 R)
• M15: 10,219,031 km (0.082 R)
• M16: 11,140,703 km (0.043 R)
• M17: 12,001,788 km (0.063 R)
• M18: 13,396,489 km (0.116 R)
• M19: 14,370,222 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.7

Radius: 11.5

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.19 AU - 2.33 AU

Year: 2266 Days

Day: 6.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,587,411 km

• M1: 143,016 km (0.076 R)
• M2: 525,537 km (0.074 R)
• M3: 1,249,591 km (0.113 R)
• M4: 1,610,271 km (0.067 R)
• M5: 2,615,420 km (0.084 R)
• M6: 3,894,631 km (0.074 R)
• M7: 4,586,222 km (0.108 R)
• M8: 5,188,653 km (0.066 R)
• M9: 6,003,512 km (0.079 R)
• M10: 6,551,938 km (0.108 R)
• M11: 7,107,395 km (0.083 R)
• M12: 7,887,548 km (0.109 R)
• M13: 8,964,652 km (0.069 R)
• M14: 9,810,778 km (0.056 R)
• M15: 10,985,869 km (0.054 R)
• M16: 11,917,864 km (0.098 R)
• M17: 13,373,750 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.5

Radius: 12.4

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.97 AU - 5.07 AU

Year: 6408 Days

Day: 14.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,587,411 km

• M1: 156,180 km (0.075 R)
• M2: 543,639 km (0.113 R)
• M3: 1,004,101 km (0.106 R)
• M4: 1,518,867 km (0.058 R)
• M5: 2,135,061 km (0.082 R)
• M6: 2,685,282 km (0.099 R)
• M7: 3,116,423 km (0.097 R)
• M8: 3,785,125 km (0.098 R)
• M9: 4,474,323 km (0.059 R)
• M10: 5,327,479 km (0.037 R)
• M11: 5,866,032 km (0.069 R)
• M12: 6,535,033 km (0.07 R)
• M13: 7,459,399 km (0.112 R)
• M14: 7,989,424 km (0.099 R)
• M15: 8,393,937 km (0.072 R)
• M16: 10,024,404 km (0.087 R)
• M17: 12,094,539 km (0.117 R)
• M18: 13,537,859 km (0.086 R)
• M19: 14,220,923 km (0.064 R)
• M20: 15,037,578 km (0.099 R)
• M21: 19,006,559 km (0.075 R)
• M22: 19,530,900 km (0.115 R)
• M23: 23,851,286 km (0.089 R)
• M24: 25,792,767 km (0.103 R)
• M25: 26,516,821 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.8

Radius: 8

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.74 AU - 6.58 AU

Year: 8980 Days

Day: 9.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,587,411 km

• M1: 99,632 km (0.063 R)
• M2: 550,071 km (0.108 R)
• M3: 1,193,342 km (0.106 R)
• M4: 1,854,415 km (0.109 R)
• M5: 2,639,654 km (0.097 R)
• M6: 3,437,909 km (0.099 R)
• M7: 4,471,929 km (0.073 R)
• M8: 5,278,710 km (0.079 R)
• M9: 5,936,343 km (0.104 R)
• M10: 6,758,832 km (0.088 R)
• M11: 8,367,009 km (0.087 R)
• M12: 9,259,959 km (0.11 R)
• M13: 11,499,588 km (0.12 R)
• M14: 11,987,277 km (0.11 R)
• M15: 12,658,972 km (0.09 R)
• M16: 13,355,500 km (0.091 R)
• M17: 13,773,476 km (0.094 R)
• M18: 15,144,092 km (0.106 R)
• M19: 16,062,174 km (0.066 R)
• M20: 18,741,023 km (0.118 R)
• M21: 19,875,872 km (0.118 R)
• M22: 21,216,718 km (0.053 R)
• M23: 24,253,256 km (0.071 R)
• M24: 24,696,664 km (0.084 R)
• M25: 27,376,111 km (0.12 R)
• M26: 30,653,950 km (0.102 R)
• M27: 31,172,307 km (0.093 R)
• M28: 39,422,629 km (0.118 R)
• M29: 41,155,421 km (0.106 R)
• M30: 42,295,806 km (0.113 R)
• M31: 42,680,572 km (0.098 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 11,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit