🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

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: 283.9

Radius: 10.7

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.66 AU - 0.76 AU

Year: 380 Days

Day: 11.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 50,730,434 km

• M1: 134,189 km (0.116 R)
• M2: 593,006 km (0.101 R)
• M3: 1,479,673 km (0.037 R)
• M4: 2,082,402 km (0.091 R)
• M5: 2,584,902 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.8

Radius: 9.6

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.72 AU - 1.1 AU

Year: 552 Days

Day: 13.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,730,434 km

• M1: 119,379 km (0.058 R)
• M2: 439,668 km (0.116 R)
• M3: 986,000 km (0.077 R)
• M4: 1,466,658 km (0.118 R)
• M5: 1,832,424 km (0.083 R)
• M6: 2,510,252 km (0.057 R)
• M7: 2,841,163 km (0.04 R)
• M8: 3,568,059 km (0.077 R)
• M9: 3,949,982 km (0.086 R)
• M10: 4,738,363 km (0.104 R)
• M11: 5,093,957 km (0.104 R)

Asteroid Belt

Center: 2.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.9

Radius: 10.5

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.98 AU - 4.16 AU

Year: 5221 Days

Day: 10.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,730,434 km

• M1: 192,383 km (0.085 R)
• M2: 608,714 km (0.065 R)
• M3: 1,045,540 km (0.051 R)
• M4: 1,529,189 km (0.098 R)
• M5: 2,102,748 km (0.102 R)
• M6: 2,832,037 km (0.088 R)
• M7: 3,848,106 km (0.083 R)
• M8: 4,475,220 km (0.107 R)
• M9: 5,091,564 km (0.078 R)
• M10: 5,652,107 km (0.033 R)
• M11: 6,342,800 km (0.099 R)
• M12: 7,251,308 km (0.092 R)
• M13: 7,685,740 km (0.103 R)
• M14: 9,171,097 km (0.113 R)
• M15: 11,231,060 km (0.071 R)
• M16: 14,980,132 km (0.025 R)
• M17: 16,357,630 km (0.048 R)
• M18: 18,364,186 km (0.059 R)
• M19: 25,821,490 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.5

Radius: 7.8

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.5 AU - 8.04 AU

Year: 13771 Days

Day: 22.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 50,730,434 km

• M1: 125,961 km (0.109 R)
• M2: 386,710 km (0.034 R)
• M3: 799,152 km (0.115 R)
• M4: 1,516,922 km (0.102 R)
• M5: 2,414,210 km (0.033 R)
• M6: 2,905,939 km (0.026 R)
• M7: 3,201,394 km (0.105 R)
• M8: 3,911,087 km (0.104 R)
• M9: 5,790,335 km (0.072 R)
• M10: 6,755,241 km (0.038 R)
• M11: 7,546,465 km (0.082 R)
• M12: 8,107,307 km (0.118 R)
• M13: 8,496,411 km (0.057 R)
• M14: 9,051,718 km (0.1 R)
• M15: 10,517,329 km (0.097 R)
• M16: 13,035,510 km (0.097 R)
• M17: 13,911,256 km (0.115 R)
• M18: 14,469,256 km (0.12 R)
• M19: 15,630,135 km (0.105 R)
• M20: 16,851,901 km (0.092 R)
• M21: 17,167,104 km (0.048 R)
• M22: 17,890,409 km (0.076 R)
• M23: 20,988,581 km (0.117 R)
• M24: 21,353,450 km (0.098 R)
• M25: 21,722,658 km (0.072 R)
• M26: 22,473,639 km (0.09 R)
• M27: 23,144,885 km (0.113 R)
• M28: 27,673,811 km (0.053 R)
• M29: 28,556,289 km (0.116 R)
• M30: 30,261,106 km (0.061 R)
• M31: 34,754,428 km (0.117 R)
• M32: 43,838,459 km (0.099 R)
• M33: 45,339,823 km (0.077 R)
• M34: 46,720,013 km (0.097 R)
• M35: 53,363,356 km (0.117 R)
• M36: 57,174,960 km (0.113 R)
• M37: 60,794,031 km (0.106 R)
• M38: 62,095,982 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.4

Radius: 7.9

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 9.01 AU - 10.53 AU

Year: 19417 Days

Day: 17.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 50,730,434 km

• M1: 98,286 km (0.105 R)
• M2: 347,067 km (0.089 R)
• M3: 652,247 km (0.111 R)
• M4: 967,749 km (0.077 R)
• M5: 1,384,977 km (0.032 R)
• M6: 1,695,991 km (0.07 R)
• M7: 2,500,080 km (0.118 R)
• M8: 2,942,889 km (0.098 R)
• M9: 4,095,840 km (0.078 R)
• M10: 5,222,013 km (0.083 R)
• M11: 5,732,890 km (0.097 R)
• M12: 7,593,588 km (0.119 R)
• M13: 8,800,843 km (0.071 R)
• M14: 9,085,677 km (0.04 R)
• M15: 10,234,888 km (0.075 R)
• M16: 12,578,638 km (0.041 R)
• M17: 13,495,972 km (0.108 R)
• M18: 17,465,103 km (0.105 R)
• M19: 17,991,388 km (0.098 R)
• M20: 18,528,145 km (0.112 R)
• M21: 21,203,404 km (0.041 R)
• M22: 22,855,114 km (0.116 R)
• M23: 23,575,577 km (0.104 R)
• M24: 28,736,255 km (0.076 R)
• M25: 33,324,870 km (0.072 R)
• M26: 35,432,704 km (0.111 R)
• M27: 40,171,217 km (0.115 R)
• M28: 42,152,491 km (0.119 R)
• M29: 43,098,997 km (0.102 R)
• M30: 45,174,967 km (0.119 R)
• M31: 50,427,198 km (0.038 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 15,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit