🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.5

Radius: 9.6

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.69 AU - 0.99 AU

Year: 513 Days

Day: 11.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,249,706 km

• M1: 119,678 km (0.064 R)
• M2: 476,320 km (0.109 R)
• M3: 864,376 km (0.049 R)
• M4: 1,308,682 km (0.081 R)
• M5: 1,728,753 km (0.111 R)
• M6: 2,255,936 km (0.033 R)
• M7: 2,675,109 km (0.102 R)
• M8: 3,298,483 km (0.104 R)
• M9: 3,683,548 km (0.107 R)
• M10: 4,440,962 km (0.115 R)
• M11: 5,102,783 km (0.077 R)
• M12: 6,152,811 km (0.046 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.9

Radius: 12.7

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.04 AU - 1.36 AU

Year: 877 Days

Day: 7.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,249,706 km

• M1: 160,818 km (0.101 R)
• M2: 683,513 km (0.094 R)
• M3: 1,496,876 km (0.119 R)
• M4: 2,065,498 km (0.037 R)
• M5: 2,529,999 km (0.12 R)
• M6: 3,457,207 km (0.105 R)
• M7: 4,616,141 km (0.102 R)
• M8: 5,342,738 km (0.084 R)
• M9: 6,399,797 km (0.118 R)
• M10: 6,909,776 km (0.078 R)
• M11: 7,689,031 km (0.081 R)
• M12: 9,034,963 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.6

Radius: 12.9

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.98 AU - 2.6 AU

Year: 2311 Days

Day: 13.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,249,706 km

• M1: 163,211 km (0.04 R)
• M2: 660,475 km (0.108 R)
• M3: 1,925,175 km (0.12 R)
• M4: 2,602,704 km (0.096 R)
• M5: 4,570,215 km (0.095 R)
• M6: 6,034,629 km (0.103 R)
• M7: 6,660,845 km (0.109 R)
• M8: 7,119,512 km (0.108 R)
• M9: 7,875,131 km (0.094 R)
• M10: 9,642,331 km (0.117 R)
• M11: 11,551,798 km (0.078 R)
• M12: 12,140,765 km (0.094 R)
• M13: 12,749,927 km (0.086 R)
• M14: 13,701,669 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.2

Radius: 12

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.26 AU - 3.54 AU

Year: 3293 Days

Day: 10.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,249,706 km

• M1: 149,299 km (0.119 R)
• M2: 684,111 km (0.09 R)
• M3: 1,176,587 km (0.045 R)
• M4: 1,616,854 km (0.102 R)
• M5: 2,132,069 km (0.034 R)
• M6: 2,713,257 km (0.079 R)
• M7: 3,447,782 km (0.074 R)
• M8: 4,731,182 km (0.089 R)
• M9: 5,334,660 km (0.069 R)
• M10: 5,749,196 km (0.103 R)
• M11: 6,360,901 km (0.108 R)
• M12: 6,854,574 km (0.068 R)
• M13: 7,317,729 km (0.05 R)
• M14: 9,285,241 km (0.066 R)
• M15: 10,803,061 km (0.072 R)
• M16: 12,045,621 km (0.089 R)
• M17: 12,884,715 km (0.104 R)
• M18: 15,129,880 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.9

Radius: 9.2

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.66 AU - 3.36 AU

Year: 3482 Days

Day: 9.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,249,706 km

• M1: 114,442 km (0.076 R)
• M2: 586,124 km (0.082 R)
• M3: 1,229,844 km (0.084 R)
• M4: 1,525,599 km (0.09 R)
• M5: 2,536,731 km (0.036 R)
• M6: 2,933,315 km (0.112 R)
• M7: 3,289,807 km (0.069 R)
• M8: 4,782,644 km (0.087 R)
• M9: 5,643,430 km (0.081 R)
• M10: 7,670,032 km (0.09 R)
• M11: 14,024,202 km (0.067 R)
• M12: 14,416,148 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.5

Radius: 12.9

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.05 AU - 6.55 AU

Year: 8137 Days

Day: 13.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,249,706 km

• M1: 161,416 km (0.091 R)
• M2: 708,645 km (0.079 R)
• M3: 1,288,786 km (0.076 R)
• M4: 1,981,424 km (0.066 R)
• M5: 2,704,879 km (0.076 R)
• M6: 3,108,943 km (0.028 R)
• M7: 3,531,557 km (0.09 R)
• M8: 4,390,548 km (0.031 R)
• M9: 5,473,636 km (0.073 R)
• M10: 8,442,556 km (0.032 R)
• M11: 9,532,376 km (0.117 R)
• M12: 10,248,501 km (0.101 R)
• M13: 11,990,868 km (0.063 R)
• M14: 12,455,818 km (0.087 R)
• M15: 14,845,644 km (0.05 R)
• M16: 16,242,290 km (0.086 R)
• M17: 22,635,205 km (0.046 R)
• M18: 25,316,597 km (0.082 R)
• M19: 26,952,899 km (0.089 R)
• M20: 28,567,209 km (0.077 R)
• M21: 32,185,533 km (0.106 R)
• M22: 33,694,228 km (0.098 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 17,904 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit