🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.6

Radius: 9.5

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.86 AU - 6.38 AU

Year: 4319 Days

Day: 12.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,755,560 km

• M1: 118,182 km (0.116 R)
• M2: 598,990 km (0.037 R)
• M3: 994,227 km (0.107 R)
• M4: 1,550,283 km (0.098 R)
• M5: 2,134,911 km (0.113 R)
• M6: 3,065,410 km (0.082 R)
• M7: 3,547,863 km (0.106 R)
• M8: 3,852,295 km (0.082 R)
• M9: 6,093,420 km (0.115 R)
• M10: 6,991,606 km (0.102 R)
• M11: 8,049,113 km (0.107 R)
• M12: 8,577,643 km (0.104 R)
• M13: 11,247,666 km (0.119 R)
• M14: 13,050,469 km (0.05 R)
• M15: 13,412,047 km (0.071 R)
• M16: 14,101,394 km (0.117 R)
• M17: 14,482,271 km (0.025 R)
• M18: 16,610,600 km (0.097 R)
• M19: 23,925,786 km (0.043 R)
• M20: 24,546,168 km (0.032 R)
• M21: 25,018,449 km (0.081 R)
• M22: 29,634,441 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.6

Radius: 12.6

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.54 AU - 8.18 AU

Year: 6698 Days

Day: 7.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,755,560 km

• M1: 156,928 km (0.089 R)
• M2: 612,154 km (0.066 R)
• M3: 1,647,222 km (0.097 R)
• M4: 2,406,282 km (0.102 R)
• M5: 2,828,148 km (0.073 R)
• M6: 3,409,186 km (0.108 R)
• M7: 4,376,935 km (0.116 R)
• M8: 6,194,848 km (0.109 R)
• M9: 6,852,330 km (0.095 R)
• M10: 7,479,744 km (0.077 R)
• M11: 8,145,006 km (0.118 R)
• M12: 10,144,680 km (0.097 R)
• M13: 11,768,116 km (0.116 R)
• M14: 16,219,700 km (0.037 R)
• M15: 17,537,508 km (0.085 R)
• M16: 19,866,148 km (0.06 R)
• M17: 25,129,301 km (0.108 R)
• M18: 26,000,409 km (0.083 R)
• M19: 28,923,552 km (0.119 R)
• M20: 30,660,682 km (0.094 R)
• M21: 34,341,986 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.4

Radius: 12.2

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.85 AU - 10.77 AU

Year: 9748 Days

Day: 13.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,755,560 km

• M1: 152,739 km (0.075 R)
• M2: 887,863 km (0.094 R)
• M3: 1,296,266 km (0.106 R)
• M4: 1,929,214 km (0.073 R)
• M5: 2,889,483 km (0.113 R)
• M6: 4,490,778 km (0.077 R)
• M7: 4,990,884 km (0.119 R)
• M8: 7,059,224 km (0.095 R)
• M9: 8,303,430 km (0.096 R)
• M10: 9,224,803 km (0.105 R)
• M11: 10,709,861 km (0.059 R)
• M12: 12,348,855 km (0.067 R)
• M13: 12,913,288 km (0.067 R)
• M14: 13,602,486 km (0.056 R)
• M15: 15,521,228 km (0.081 R)
• M16: 18,133,057 km (0.095 R)
• M17: 19,201,036 km (0.111 R)
• M18: 20,809,064 km (0.098 R)
• M19: 28,764,828 km (0.108 R)
• M20: 30,773,180 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.8

Radius: 11.9

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.06 AU - 11.68 AU

Year: 11559 Days

Day: 14.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 45,755,560 km

• M1: 147,952 km (0.112 R)
• M2: 670,797 km (0.112 R)
• M3: 1,180,926 km (0.106 R)
• M4: 1,609,374 km (0.087 R)
• M5: 2,596,421 km (0.113 R)
• M6: 3,090,692 km (0.103 R)
• M7: 4,300,340 km (0.069 R)
• M8: 4,864,474 km (0.06 R)
• M9: 6,899,603 km (0.083 R)
• M10: 9,144,469 km (0.119 R)
• M11: 10,296,073 km (0.115 R)
• M12: 11,366,446 km (0.056 R)
• M13: 13,727,699 km (0.065 R)
• M14: 14,536,874 km (0.083 R)
• M15: 15,664,991 km (0.065 R)
• M16: 18,739,676 km (0.113 R)
• M17: 21,742,106 km (0.105 R)
• M18: 22,195,836 km (0.066 R)
• M19: 23,499,731 km (0.075 R)
• M20: 24,073,888 km (0.105 R)
• M21: 29,449,388 km (0.1 R)
• M22: 30,454,536 km (0.107 R)
• M23: 34,092,457 km (0.075 R)
• M24: 36,971,917 km (0.095 R)
• M25: 40,828,700 km (0.118 R)
• M26: 41,798,393 km (0.061 R)
• M27: 44,653,468 km (0.034 R)
• M28: 49,801,281 km (0.117 R)
• M29: 52,193,201 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.4

Radius: 6.8

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 14.21 AU - 19.27 AU

Year: 25532 Days

Day: 15.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,755,560 km

• M1: 84,523 km (0.115 R)
• M2: 1,119,740 km (0.038 R)
• M3: 2,180,090 km (0.088 R)
• M4: 9,704,863 km (0.086 R)
• M5: 12,169,488 km (0.079 R)
• M6: 16,499,897 km (0.039 R)
• M7: 16,918,921 km (0.095 R)
• M8: 26,104,380 km (0.109 R)
• M9: 27,347,688 km (0.115 R)
• M10: 28,730,421 km (0.12 R)
• M11: 29,746,190 km (0.096 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 17,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit