🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.9

Radius: 10.8

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.44 AU - 0.58 AU

Year: 247 Days

Day: 13.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 73,999,428 km

• M1: 134,339 km (0.087 R)
• M2: 742,005 km (0.113 R)
• M3: 1,085,033 km (0.097 R)
• M4: 1,726,359 km (0.072 R)
• M5: 2,224,371 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.9

Radius: 12.6

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.6 AU - 0.76 AU

Year: 380 Days

Day: 5 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,999,428 km

• M1: 156,629 km (0.092 R)
• M2: 597,344 km (0.076 R)
• M3: 996,920 km (0.114 R)
• M4: 1,456,634 km (0.082 R)
• M5: 1,861,596 km (0.066 R)
• M6: 2,295,280 km (0.088 R)
• M7: 2,697,848 km (0.118 R)
• M8: 3,168,034 km (0.045 R)
• M9: 3,804,573 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.9

Radius: 11.8

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.38 AU - 1.62 AU

Year: 1246 Days

Day: 13.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,999,428 km

• M1: 146,756 km (0.115 R)
• M2: 523,293 km (0.117 R)
• M3: 1,009,187 km (0.071 R)
• M4: 1,409,212 km (0.11 R)
• M5: 2,120,101 km (0.101 R)
• M6: 2,820,369 km (0.089 R)
• M7: 4,700,664 km (0.087 R)
• M8: 5,139,136 km (0.078 R)
• M9: 6,052,730 km (0.119 R)
• M10: 6,524,412 km (0.119 R)
• M11: 9,292,571 km (0.062 R)
• M12: 10,445,223 km (0.081 R)
• M13: 11,265,019 km (0.09 R)
• M14: 12,499,351 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796

Radius: 8.4

Gravity: 11.28 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.2 AU - 4.96 AU

Year: 6648 Days

Day: 8.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,999,428 km

• M1: 125,513 km (0.046 R)
• M2: 410,646 km (0.059 R)
• M3: 866,321 km (0.066 R)
• M4: 1,905,428 km (0.105 R)
• M5: 2,340,459 km (0.088 R)
• M6: 2,960,991 km (0.101 R)
• M7: 4,104,367 km (0.096 R)
• M8: 4,608,213 km (0.106 R)
• M9: 4,918,329 km (0.117 R)
• M10: 6,899,454 km (0.109 R)
• M11: 9,999,122 km (0.108 R)
• M12: 10,376,707 km (0.066 R)
• M13: 15,242,527 km (0.103 R)
• M14: 16,061,276 km (0.108 R)
• M15: 17,175,631 km (0.083 R)
• M16: 19,122,198 km (0.05 R)
• M17: 20,148,739 km (0.111 R)
• M18: 21,835,156 km (0.096 R)
• M19: 25,225,791 km (0.077 R)
• M20: 30,796,816 km (0.094 R)
• M21: 32,822,072 km (0.112 R)
• M22: 34,185,208 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.4

Radius: 4.3

Gravity: 36.26 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.73 AU - 8.49 AU

Year: 12859 Days

Day: 22.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,999,428 km

• M1: 53,556 km (0.108 R)
• M2: 275,260 km (0.058 R)
• M3: 644,019 km (0.106 R)
• M4: 801,845 km (0.026 R)
• M5: 1,147,864 km (0.118 R)
• M6: 2,037,373 km (0.092 R)
• M7: 2,633,072 km (0.119 R)
• M8: 3,286,815 km (0.119 R)
• M9: 3,815,942 km (0.092 R)
• M10: 4,189,040 km (0.096 R)
• M11: 5,965,365 km (0.114 R)
• M12: 6,467,415 km (0.063 R)
• M13: 7,039,029 km (0.107 R)
• M14: 8,235,363 km (0.06 R)
• M15: 8,710,934 km (0.027 R)
• M16: 9,204,607 km (0.068 R)
• M17: 9,509,637 km (0.116 R)
• M18: 10,356,062 km (0.077 R)
• M19: 12,076,139 km (0.055 R)
• M20: 13,194,831 km (0.104 R)
• M21: 19,921,649 km (0.12 R)
• M22: 20,260,788 km (0.063 R)
• M23: 22,743,364 km (0.032 R)
• M24: 23,300,467 km (0.102 R)
• M25: 24,057,432 km (0.086 R)
• M26: 26,021,353 km (0.076 R)
• M27: 29,381,770 km (0.106 R)
• M28: 35,564,351 km (0.06 R)
• M29: 37,331,101 km (0.119 R)
• M30: 37,588,260 km (0.081 R)
• M31: 42,559,846 km (0.072 R)
• M32: 44,405,585 km (0.094 R)
• M33: 45,275,197 km (0.055 R)
• M34: 49,638,967 km (0.087 R)
• M35: 52,322,902 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.5

Radius: 7.7

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 8.44 AU - 13.02 AU

Year: 23839 Days

Day: 15.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,999,428 km

• M1: 95,892 km (0.11 R)
• M2: 2,071,332 km (0.085 R)
• M3: 3,402,155 km (0.115 R)
• M4: 3,869,648 km (0.062 R)
• M5: 4,547,476 km (0.051 R)
• M6: 7,574,439 km (0.088 R)
• M7: 8,016,202 km (0.083 R)
• M8: 9,333,710 km (0.091 R)
• M9: 11,160,749 km (0.111 R)
• M10: 11,993,411 km (0.055 R)
• M11: 16,299,586 km (0.063 R)
• M12: 26,435,141 km (0.114 R)
• M13: 40,398,307 km (0.117 R)
• M14: 48,929,574 km (0.117 R)
• M15: 50,975,923 km (0.085 R)
• M16: 51,322,392 km (0.094 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: 282 - 10,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit