🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.6

Radius: 8.1

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.57 AU - 0.79 AU

Year: 368 Days

Day: 6.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,506,733 km

• M1: 100,679 km (0.105 R)
• M2: 392,545 km (0.078 R)
• M3: 731,982 km (0.1 R)
• M4: 1,004,699 km (0.084 R)
• M5: 1,271,133 km (0.115 R)
• M6: 1,608,626 km (0.114 R)
• M7: 1,971,550 km (0.046 R)
• M8: 2,327,743 km (0.065 R)
• M9: 3,068,552 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.8

Radius: 11

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.04 AU - 1.3 AU

Year: 830 Days

Day: 7.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,506,733 km

• M1: 137,032 km (0.038 R)
• M2: 667,057 km (0.079 R)
• M3: 1,233,135 km (0.079 R)
• M4: 1,837,959 km (0.069 R)
• M5: 2,423,934 km (0.086 R)
• M6: 3,379,715 km (0.118 R)
• M7: 3,850,200 km (0.108 R)
• M8: 5,163,371 km (0.082 R)
• M9: 6,333,974 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.3

Radius: 8.2

Gravity: 14.1 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.22 AU - 1.38 AU

Year: 972 Days

Day: 6.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,506,733 km

• M1: 106,364 km (0.051 R)
• M2: 372,200 km (0.108 R)
• M3: 721,062 km (0.075 R)
• M4: 1,036,115 km (0.103 R)
• M5: 1,301,651 km (0.054 R)
• M6: 1,586,934 km (0.094 R)
• M7: 1,944,174 km (0.058 R)
• M8: 2,459,987 km (0.088 R)
• M9: 2,887,837 km (0.103 R)
• M10: 3,190,474 km (0.074 R)
• M11: 5,663,177 km (0.096 R)
• M12: 6,525,908 km (0.036 R)
• M13: 7,222,136 km (0.117 R)
• M14: 8,649,450 km (0.055 R)
• M15: 10,637,905 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.7

Radius: 9.1

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.31 AU - 2.53 AU

Year: 2470 Days

Day: 8.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 19,506,733 km

• M1: 113,246 km (0.091 R)
• M2: 447,447 km (0.043 R)
• M3: 857,944 km (0.079 R)
• M4: 1,151,604 km (0.082 R)
• M5: 1,864,139 km (0.119 R)
• M6: 2,343,600 km (0.074 R)
• M7: 2,859,563 km (0.066 R)
• M8: 3,144,996 km (0.098 R)
• M9: 3,449,577 km (0.119 R)
• M10: 4,829,618 km (0.099 R)
• M11: 5,303,095 km (0.104 R)
• M12: 5,689,955 km (0.113 R)
• M13: 6,169,117 km (0.116 R)
• M14: 7,626,499 km (0.068 R)
• M15: 10,068,685 km (0.095 R)
• M16: 11,692,869 km (0.052 R)
• M17: 13,359,838 km (0.112 R)
• M18: 14,555,574 km (0.068 R)
• M19: 15,044,310 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.1

Radius: 13

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.36 AU - 2.74 AU

Year: 2671 Days

Day: 9.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 19,506,733 km

• M1: 163,062 km (0.1 R)
• M2: 619,036 km (0.066 R)
• M3: 1,047,035 km (0.083 R)
• M4: 1,471,893 km (0.086 R)
• M5: 2,027,201 km (0.079 R)
• M6: 2,552,140 km (0.118 R)
• M7: 3,529,911 km (0.038 R)
• M8: 4,628,857 km (0.116 R)
• M9: 5,523,004 km (0.08 R)
• M10: 6,107,483 km (0.077 R)
• M11: 7,400,607 km (0.106 R)
• M12: 8,045,523 km (0.064 R)
• M13: 10,014,381 km (0.111 R)
• M14: 12,643,414 km (0.101 R)
• M15: 13,145,614 km (0.09 R)
• M16: 13,661,278 km (0.079 R)
• M17: 14,190,256 km (0.114 R)
• M18: 14,782,962 km (0.096 R)
• M19: 15,702,840 km (0.089 R)
• M20: 18,987,411 km (0.1 R)
• M21: 19,707,575 km (0.107 R)
• M22: 20,695,968 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.9

Radius: 9.3

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.35 AU - 3.49 AU

Year: 3273 Days

Day: 7.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,506,733 km

• M1: 115,639 km (0.084 R)
• M2: 411,394 km (0.066 R)
• M3: 806,183 km (0.118 R)
• M4: 1,338,153 km (0.093 R)
• M5: 2,539,573 km (0.106 R)
• M6: 2,921,646 km (0.055 R)
• M7: 3,484,733 km (0.052 R)
• M8: 3,782,881 km (0.041 R)
• M9: 4,737,166 km (0.108 R)
• M10: 6,293,882 km (0.049 R)
• M11: 6,968,269 km (0.08 R)
• M12: 8,263,637 km (0.109 R)
• M13: 9,211,938 km (0.064 R)
• M14: 12,928,846 km (0.107 R)
• M15: 13,240,309 km (0.087 R)
• M16: 13,878,194 km (0.067 R)
• M17: 14,204,617 km (0.052 R)
• M18: 14,680,039 km (0.118 R)
• M19: 15,462,735 km (0.112 R)
• M20: 18,647,225 km (0.08 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 12,679 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit