🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.8

Radius: 8.2

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.83 AU - 1.13 AU

Year: 658 Days

Day: 9.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 60,415,295 km

• M1: 102,026 km (0.079 R)
• M2: 403,615 km (0.043 R)
• M3: 1,341,893 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.4

Radius: 11

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.94 AU - 1.24 AU

Year: 772 Days

Day: 13.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,415,295 km

• M1: 136,882 km (0.093 R)
• M2: 511,176 km (0.093 R)
• M3: 860,487 km (0.071 R)
• M4: 1,363,884 km (0.113 R)
• M5: 1,736,981 km (0.108 R)
• M6: 2,189,215 km (0.074 R)
• M7: 2,815,731 km (0.089 R)
• M8: 3,238,644 km (0.088 R)
• M9: 3,823,273 km (0.097 R)
• M10: 4,278,350 km (0.107 R)
• M11: 4,664,761 km (0.103 R)
• M12: 5,074,659 km (0.099 R)
• M13: 5,744,409 km (0.11 R)
• M14: 6,472,352 km (0.119 R)
• M15: 7,052,044 km (0.091 R)
• M16: 7,593,438 km (0.109 R)
• M17: 7,961,299 km (0.062 R)
• M18: 9,082,386 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45

Radius: 12.3

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.95 AU - 2.05 AU

Year: 1918 Days

Day: 10.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 60,415,295 km

• M1: 153,039 km (0.043 R)
• M2: 732,880 km (0.035 R)
• M3: 1,391,111 km (0.073 R)
• M4: 1,846,038 km (0.118 R)
• M5: 3,809,211 km (0.064 R)
• M6: 4,625,267 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.3

Radius: 9.9

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.32 AU - 4.32 AU

Year: 5064 Days

Day: 5.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,415,295 km

• M1: 123,119 km (0.113 R)
• M2: 487,240 km (0.112 R)
• M3: 803,789 km (0.062 R)
• M4: 1,244,804 km (0.12 R)
• M5: 1,629,270 km (0.067 R)
• M6: 2,476,593 km (0.093 R)
• M7: 3,987,232 km (0.109 R)
• M8: 6,498,681 km (0.068 R)
• M9: 7,494,853 km (0.082 R)
• M10: 8,743,547 km (0.109 R)
• M11: 9,458,176 km (0.047 R)
• M12: 11,094,477 km (0.03 R)
• M13: 11,695,262 km (0.103 R)
• M14: 12,123,860 km (0.117 R)
• M15: 12,711,630 km (0.075 R)
• M16: 13,785,593 km (0.11 R)
• M17: 14,156,746 km (0.089 R)
• M18: 14,589,084 km (0.101 R)
• M19: 16,172,128 km (0.082 R)
• M20: 19,081,657 km (0.079 R)
• M21: 20,282,928 km (0.114 R)
• M22: 20,902,114 km (0.035 R)
• M23: 22,250,738 km (0.105 R)
• M24: 23,131,720 km (0.054 R)
• M25: 24,035,890 km (0.074 R)
• M26: 26,399,387 km (0.109 R)
• M27: 28,058,427 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.3

Radius: 10.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.45 AU - 5.61 AU

Year: 6539 Days

Day: 9.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,415,295 km

• M1: 136,882 km (0.093 R)
• M2: 493,523 km (0.065 R)
• M3: 894,296 km (0.055 R)
• M4: 1,328,579 km (0.075 R)
• M5: 1,813,725 km (0.108 R)
• M6: 2,384,440 km (0.085 R)
• M7: 3,634,331 km (0.085 R)
• M8: 5,548,136 km (0.094 R)
• M9: 6,028,794 km (0.075 R)
• M10: 6,506,460 km (0.114 R)
• M11: 6,977,095 km (0.079 R)
• M12: 7,846,558 km (0.105 R)
• M13: 8,526,630 km (0.09 R)
• M14: 10,210,653 km (0.09 R)
• M15: 11,153,269 km (0.116 R)
• M16: 13,560,598 km (0.109 R)
• M17: 14,018,816 km (0.107 R)
• M18: 15,236,992 km (0.114 R)
• M19: 16,181,702 km (0.095 R)
• M20: 19,442,338 km (0.028 R)
• M21: 20,955,520 km (0.109 R)
• M22: 22,758,922 km (0.092 R)
• M23: 23,189,316 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320.7

Radius: 4.1

Gravity: 19.08 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.37 AU - 11.15 AU

Year: 20681 Days

Day: 16.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 60,415,295 km

• M1: 51,162 km (0.106 R)
• M2: 216,618 km (0.076 R)
• M3: 363,523 km (0.098 R)
• M4: 1,005,597 km (0.105 R)
• M5: 1,174,343 km (0.045 R)
• M6: 1,600,697 km (0.099 R)
• M7: 1,746,854 km (0.038 R)
• M8: 2,240,079 km (0.074 R)
• M9: 2,508,307 km (0.091 R)
• M10: 3,389,589 km (0.053 R)
• M11: 3,771,213 km (0.099 R)
• M12: 6,438,992 km (0.11 R)
• M13: 8,686,400 km (0.067 R)
• M14: 9,556,162 km (0.096 R)
• M15: 9,930,606 km (0.101 R)
• M16: 10,370,573 km (0.119 R)
• M17: 20,228,026 km (0.082 R)
• M18: 21,292,863 km (0.071 R)
• M19: 23,245,415 km (0.065 R)
• M20: 24,810,807 km (0.087 R)
• M21: 25,212,776 km (0.099 R)
• M22: 29,363,220 km (0.105 R)
• M23: 31,540,617 km (0.11 R)
• M24: 32,012,448 km (0.08 R)
• M25: 35,447,215 km (0.094 R)
• M26: 37,253,161 km (0.089 R)
• M27: 37,648,099 km (0.041 R)
• M28: 38,312,314 km (0.073 R)
• M29: 40,075,774 km (0.107 R)
• M30: 42,893,449 km (0.08 R)
• M31: 43,182,323 km (0.083 R)
• M32: 45,240,490 km (0.108 R)
• M33: 46,142,266 km (0.08 R)
• M34: 49,076,778 km (0.118 R)
• M35: 51,317,006 km (0.044 R)
• M36: 54,127,801 km (0.102 R)
• M37: 54,465,144 km (0.05 R)
• M38: 57,563,914 km (0.1 R)
• M39: 58,800,041 km (0.065 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 14,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit