🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.5

Radius: 12.6

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.68 AU - 0.74 AU

Year: 380 Days

Day: 8 Hours

Environment

Temp: -130 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,682,855 km

• M1: 156,928 km (0.114 R)
• M2: 680,820 km (0.111 R)
• M3: 1,091,765 km (0.075 R)
• M4: 1,485,956 km (0.074 R)
• M5: 2,083,898 km (0.045 R)
• M6: 2,936,307 km (0.114 R)
• M7: 3,449,129 km (0.095 R)
• M8: 3,935,770 km (0.101 R)
• M9: 4,337,291 km (0.091 R)
• M10: 4,738,513 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.5

Radius: 8.7

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.59 AU - 0.87 AU

Year: 397 Days

Day: 10.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,682,855 km

• M1: 108,458 km (0.112 R)
• M2: 440,566 km (0.043 R)
• M3: 771,177 km (0.111 R)
• M4: 1,363,136 km (0.097 R)
• M5: 1,679,685 km (0.109 R)
• M6: 2,160,343 km (0.064 R)
• M7: 2,861,508 km (0.113 R)
• M8: 4,034,505 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.6

Radius: 13

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.78 AU - 0.84 AU

Year: 464 Days

Day: 9.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,682,855 km

• M1: 162,014 km (0.028 R)
• M2: 599,139 km (0.042 R)
• M3: 1,216,231 km (0.11 R)
• M4: 1,943,725 km (0.101 R)
• M5: 2,481,679 km (0.065 R)
• M6: 3,260,336 km (0.099 R)
• M7: 3,984,689 km (0.071 R)
• M8: 4,925,510 km (0.039 R)
• M9: 5,702,072 km (0.115 R)
• M10: 6,176,148 km (0.09 R)
• M11: 6,836,024 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.8

Radius: 9.5

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.07 AU - 1.15 AU

Year: 744 Days

Day: 14 Hours

Environment

Temp: -164 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,682,855 km

• M1: 118,482 km (0.091 R)
• M2: 439,967 km (0.108 R)
• M3: 799,601 km (0.076 R)
• M4: 1,230,592 km (0.059 R)
• M5: 1,683,425 km (0.066 R)
• M6: 2,146,131 km (0.115 R)
• M7: 2,744,373 km (0.086 R)
• M8: 3,425,492 km (0.105 R)
• M9: 3,793,204 km (0.037 R)
• M10: 4,159,120 km (0.098 R)
• M11: 4,836,948 km (0.06 R)
• M12: 5,384,027 km (0.048 R)
• M13: 5,971,797 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53

Radius: 12.9

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.64 AU - 2.22 AU

Year: 1705 Days

Day: 6.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 54,682,855 km

• M1: 162,014 km (0.115 R)
• M2: 623,524 km (0.106 R)
• M3: 1,449,454 km (0.112 R)
• M4: 2,034,082 km (0.117 R)
• M5: 2,560,517 km (0.111 R)
• M6: 5,523,752 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.6

Radius: 10.8

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.66 AU - 3.92 AU

Year: 3794 Days

Day: 11.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,682,855 km

• M1: 134,339 km (0.119 R)
• M2: 540,497 km (0.099 R)
• M3: 1,169,257 km (0.092 R)
• M4: 1,803,103 km (0.117 R)
• M5: 2,620,655 km (0.112 R)
• M6: 3,483,835 km (0.095 R)
• M7: 4,015,207 km (0.089 R)
• M8: 5,055,361 km (0.115 R)
• M9: 5,596,756 km (0.107 R)
• M10: 5,998,276 km (0.044 R)
• M11: 6,450,062 km (0.115 R)
• M12: 8,267,227 km (0.105 R)
• M13: 9,175,735 km (0.12 R)
• M14: 10,065,693 km (0.094 R)
• M15: 11,691,074 km (0.088 R)
• M16: 13,082,184 km (0.108 R)
• M17: 13,535,615 km (0.096 R)
• M18: 13,999,518 km (0.11 R)
• M19: 16,306,018 km (0.111 R)
• M20: 18,538,467 km (0.116 R)
• M21: 19,046,651 km (0.07 R)
• M22: 20,091,144 km (0.117 R)
• M23: 23,014,136 km (0.095 R)
• M24: 24,048,307 km (0.065 R)
• M25: 27,255,386 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.3

Radius: 5.9

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.67 AU - 11.93 AU

Year: 19506 Days

Day: 16.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,682,855 km

• M1: 75,547 km (0.114 R)
• M2: 523,443 km (0.087 R)
• M3: 712,086 km (0.109 R)
• M4: 1,622,838 km (0.096 R)
• M5: 1,829,432 km (0.041 R)
• M6: 2,558,124 km (0.103 R)
• M7: 3,438,956 km (0.052 R)
• M8: 4,918,180 km (0.096 R)
• M9: 5,116,247 km (0.104 R)
• M10: 5,388,814 km (0.088 R)
• M11: 8,249,575 km (0.053 R)
• M12: 8,816,551 km (0.079 R)
• M13: 10,080,653 km (0.09 R)
• M14: 14,388,922 km (0.096 R)
• M15: 16,943,156 km (0.07 R)
• M16: 19,290,197 km (0.112 R)
• M17: 20,371,490 km (0.105 R)
• M18: 25,004,387 km (0.077 R)
• M19: 25,591,708 km (0.061 R)
• M20: 27,720,037 km (0.058 R)
• M21: 31,980,434 km (0.112 R)
• M22: 33,966,795 km (0.062 R)
• M23: 37,035,047 km (0.074 R)
• M24: 37,288,167 km (0.091 R)
• M25: 38,571,417 km (0.094 R)
• M26: 45,286,567 km (0.101 R)
• M27: 50,222,848 km (0.081 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 12,867 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit