🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.2

Radius: 10.5

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.89 AU - 0.93 AU

Year: 552 Days

Day: 6.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,930,596 km

• M1: 130,599 km (0.111 R)
• M2: 543,040 km (0.028 R)
• M3: 1,315,414 km (0.067 R)
• M4: 1,768,247 km (0.097 R)
• M5: 2,702,336 km (0.049 R)
• M6: 3,242,683 km (0.07 R)
• M7: 3,704,342 km (0.091 R)
• M8: 4,298,096 km (0.101 R)
• M9: 5,103,232 km (0.106 R)
• M10: 6,252,144 km (0.119 R)
• M11: 6,745,069 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.2

Radius: 12.4

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.07 AU - 1.07 AU

Year: 704 Days

Day: 14.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,930,596 km

• M1: 154,235 km (0.036 R)
• M2: 597,344 km (0.108 R)
• M3: 1,073,814 km (0.092 R)
• M4: 2,426,926 km (0.053 R)
• M5: 3,257,942 km (0.12 R)
• M6: 3,685,792 km (0.097 R)
• M7: 4,640,376 km (0.092 R)
• M8: 5,446,110 km (0.098 R)
• M9: 6,323,352 km (0.119 R)
• M10: 7,099,616 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810

Radius: 12.2

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.95 AU - 1.41 AU

Year: 815 Days

Day: 8.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,930,596 km

• M1: 151,692 km (0.089 R)
• M2: 536,757 km (0.028 R)
• M3: 994,826 km (0.051 R)
• M4: 2,280,021 km (0.098 R)
• M5: 2,810,794 km (0.12 R)
• M6: 3,423,248 km (0.103 R)
• M7: 4,516,210 km (0.11 R)
• M8: 5,006,592 km (0.09 R)
• M9: 5,889,668 km (0.086 R)
• M10: 6,326,045 km (0.104 R)
• M11: 7,009,857 km (0.101 R)
• M12: 7,524,623 km (0.046 R)
• M13: 9,057,852 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.3

Radius: 12.1

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.34 AU - 3.4 AU

Year: 3091 Days

Day: 14.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,930,596 km

• M1: 150,495 km (0.059 R)
• M2: 564,582 km (0.083 R)
• M3: 1,004,400 km (0.117 R)
• M4: 1,415,046 km (0.112 R)
• M5: 1,854,116 km (0.096 R)
• M6: 2,639,804 km (0.116 R)
• M7: 3,189,427 km (0.103 R)
• M8: 3,578,082 km (0.107 R)
• M9: 5,259,712 km (0.106 R)
• M10: 7,772,507 km (0.095 R)
• M11: 8,657,678 km (0.052 R)
• M12: 9,124,872 km (0.114 R)
• M13: 10,467,064 km (0.07 R)
• M14: 11,546,263 km (0.116 R)
• M15: 14,618,255 km (0.068 R)
• M16: 16,779,795 km (0.103 R)
• M17: 18,139,789 km (0.105 R)
• M18: 22,458,231 km (0.05 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.7

Radius: 6

Gravity: 16.02 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.72 AU - 8.22 AU

Year: 14306 Days

Day: 17.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,930,596 km

• M1: 74,799 km (0.102 R)
• M2: 426,354 km (0.052 R)
• M3: 613,800 km (0.117 R)
• M4: 858,093 km (0.117 R)
• M5: 1,216,829 km (0.116 R)
• M6: 1,518,119 km (0.036 R)
• M7: 2,213,001 km (0.119 R)
• M8: 2,620,506 km (0.085 R)
• M9: 2,934,661 km (0.119 R)
• M10: 3,149,783 km (0.037 R)
• M11: 3,478,898 km (0.115 R)
• M12: 4,206,243 km (0.12 R)
• M13: 5,269,435 km (0.116 R)
• M14: 6,303,157 km (0.095 R)
• M15: 10,702,830 km (0.088 R)
• M16: 14,220,774 km (0.092 R)
• M17: 14,908,475 km (0.066 R)
• M18: 16,649,046 km (0.105 R)
• M19: 25,267,380 km (0.105 R)
• M20: 25,667,255 km (0.086 R)
• M21: 27,309,091 km (0.102 R)
• M22: 30,461,118 km (0.119 R)
• M23: 40,532,795 km (0.076 R)
• M24: 55,591,466 km (0.062 R)
• M25: 55,928,959 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.8

Radius: 5.5

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 7.18 AU - 9.68 AU

Year: 15562 Days

Day: 19.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,930,596 km

• M1: 76,744 km (0.077 R)
• M2: 1,176,438 km (0.044 R)
• M3: 1,386,623 km (0.102 R)
• M4: 2,301,414 km (0.088 R)
• M5: 2,492,749 km (0.045 R)
• M6: 2,907,584 km (0.116 R)
• M7: 7,858,975 km (0.075 R)
• M8: 10,099,651 km (0.076 R)
• M9: 11,866,103 km (0.087 R)
• M10: 13,579,896 km (0.077 R)
• M11: 17,636,841 km (0.093 R)
• M12: 17,858,545 km (0.093 R)
• M13: 22,261,360 km (0.116 R)
• M14: 26,554,819 km (0.055 R)
• M15: 29,774,165 km (0.104 R)
• M16: 31,694,553 km (0.094 R)
• M17: 38,442,614 km (0.117 R)
• M18: 42,018,003 km (0.08 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 19,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit