🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.4

Radius: 9.2

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.74 AU - 0.82 AU

Year: 467 Days

Day: 6.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,714,880 km

• M1: 114,442 km (0.112 R)
• M2: 407,953 km (0.105 R)
• M3: 706,252 km (0.107 R)
• M4: 1,064,090 km (0.101 R)
• M5: 1,399,338 km (0.096 R)
• M6: 2,142,840 km (0.045 R)
• M7: 2,655,063 km (0.109 R)
• M8: 3,392,730 km (0.062 R)
• M9: 3,897,174 km (0.109 R)
• M10: 4,362,573 km (0.081 R)
• M11: 5,220,218 km (0.108 R)
• M12: 5,524,201 km (0.092 R)
• M13: 6,112,120 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.2

Radius: 14.2

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.61 AU - 2.69 AU

Year: 2138 Days

Day: 10.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,714,880 km

• M1: 176,675 km (0.078 R)
• M2: 692,189 km (0.117 R)
• M3: 1,143,227 km (0.087 R)
• M4: 1,595,012 km (0.059 R)
• M5: 2,059,065 km (0.089 R)
• M6: 2,525,810 km (0.119 R)
• M7: 3,330,946 km (0.114 R)
• M8: 4,467,890 km (0.084 R)
• M9: 7,029,454 km (0.104 R)
• M10: 8,049,113 km (0.062 R)
• M11: 8,772,270 km (0.1 R)
• M12: 11,029,701 km (0.12 R)
• M13: 12,107,105 km (0.104 R)
• M14: 12,671,538 km (0.07 R)
• M15: 13,253,474 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.1

Radius: 14.6

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.16 AU - 3.4 AU

Year: 4029 Days

Day: 6.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,714,880 km

• M1: 181,612 km (0.1 R)
• M2: 668,702 km (0.115 R)
• M3: 1,144,125 km (0.092 R)
• M4: 1,624,932 km (0.099 R)
• M5: 2,113,968 km (0.101 R)
• M6: 2,770,852 km (0.109 R)
• M7: 3,480,245 km (0.115 R)
• M8: 4,123,965 km (0.109 R)
• M9: 6,577,070 km (0.072 R)
• M10: 7,846,109 km (0.068 R)
• M11: 9,513,078 km (0.104 R)
• M12: 10,174,450 km (0.08 R)
• M13: 11,269,208 km (0.104 R)
• M14: 12,489,777 km (0.101 R)
• M15: 13,031,919 km (0.115 R)
• M16: 13,487,295 km (0.076 R)
• M17: 14,322,949 km (0.104 R)
• M18: 18,077,855 km (0.11 R)
• M19: 19,748,565 km (0.116 R)
• M20: 23,173,757 km (0.106 R)
• M21: 26,329,375 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.3

Radius: 12.7

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.12 AU - 3.9 AU

Year: 4460 Days

Day: 8.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,714,880 km

• M1: 157,975 km (0.107 R)
• M2: 647,609 km (0.092 R)
• M3: 1,187,358 km (0.092 R)
• M4: 2,077,166 km (0.047 R)
• M5: 2,613,774 km (0.07 R)
• M6: 3,027,861 km (0.045 R)
• M7: 3,447,633 km (0.057 R)
• M8: 3,948,337 km (0.075 R)
• M9: 4,497,361 km (0.072 R)
• M10: 5,097,099 km (0.117 R)
• M11: 5,997,977 km (0.071 R)
• M12: 6,516,334 km (0.088 R)
• M13: 9,229,889 km (0.069 R)
• M14: 9,962,021 km (0.102 R)
• M15: 12,856,441 km (0.087 R)
• M16: 13,671,899 km (0.114 R)
• M17: 14,419,739 km (0.091 R)
• M18: 14,933,308 km (0.119 R)
• M19: 15,405,888 km (0.093 R)
• M20: 18,395,003 km (0.067 R)
• M21: 19,183,384 km (0.038 R)
• M22: 22,701,626 km (0.056 R)
• M23: 23,608,788 km (0.061 R)

Asteroid Belt

Center: 4.06 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.9

Radius: 13.9

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.58 AU - 4.64 AU

Year: 6713 Days

Day: 12.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,714,880 km

• M1: 177,423 km (0.12 R)
• M2: 767,437 km (0.1 R)
• M3: 1,240,765 km (0.031 R)
• M4: 4,082,975 km (0.111 R)
• M5: 4,928,951 km (0.109 R)
• M6: 5,507,894 km (0.027 R)
• M7: 5,979,128 km (0.086 R)
• M8: 7,346,751 km (0.036 R)
• M9: 7,993,014 km (0.107 R)
• M10: 8,521,843 km (0.097 R)
• M11: 13,057,800 km (0.049 R)
• M12: 16,404,155 km (0.074 R)
• M13: 16,951,234 km (0.108 R)
• M14: 17,699,522 km (0.114 R)
• M15: 19,667,183 km (0.102 R)
• M16: 20,633,586 km (0.119 R)
• M17: 22,363,834 km (0.084 R)
• M18: 23,188,418 km (0.117 R)
• M19: 25,298,496 km (0.092 R)
• M20: 26,111,560 km (0.059 R)
• M21: 29,095,140 km (0.115 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: 392 - 16,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit