🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.5

Radius: 9.4

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.55 AU - 0.77 AU

Year: 364 Days

Day: 9.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 23,118,791 km

• M1: 117,135 km (0.119 R)
• M2: 431,141 km (0.036 R)
• M3: 756,068 km (0.108 R)
• M4: 1,373,757 km (0.108 R)
• M5: 1,841,699 km (0.089 R)
• M6: 2,180,987 km (0.047 R)
• M7: 2,554,533 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.5

Radius: 8.7

Gravity: 10.95 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.66 AU - 0.92 AU

Year: 476 Days

Day: 12.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,118,791 km

• M1: 108,159 km (0.104 R)
• M2: 401,072 km (0.109 R)
• M3: 978,819 km (0.076 R)
• M4: 1,389,615 km (0.104 R)
• M5: 1,743,264 km (0.072 R)
• M6: 2,102,748 km (0.101 R)
• M7: 2,582,658 km (0.104 R)
• M8: 2,882,153 km (0.066 R)
• M9: 3,169,380 km (0.088 R)
• M10: 3,761,489 km (0.112 R)
• M11: 4,425,554 km (0.039 R)
• M12: 4,809,422 km (0.104 R)
• M13: 5,149,009 km (0.104 R)
• M14: 5,469,897 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724

Radius: 11.3

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.94 AU - 1 AU

Year: 648 Days

Day: 6.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,118,791 km

• M1: 140,472 km (0.044 R)
• M2: 538,852 km (0.105 R)
• M3: 903,422 km (0.086 R)
• M4: 1,318,556 km (0.069 R)
• M5: 1,836,763 km (0.1 R)
• M6: 2,530,448 km (0.077 R)
• M7: 3,064,363 km (0.1 R)
• M8: 3,617,576 km (0.076 R)
• M9: 4,328,465 km (0.087 R)
• M10: 4,791,620 km (0.065 R)
• M11: 7,288,857 km (0.033 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.2

Radius: 10.9

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.87 AU - 1.23 AU

Year: 730 Days

Day: 8.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,118,791 km

• M1: 135,536 km (0.03 R)
• M2: 486,941 km (0.097 R)
• M3: 908,657 km (0.078 R)
• M4: 1,300,604 km (0.105 R)
• M5: 2,028,697 km (0.028 R)
• M6: 2,408,376 km (0.051 R)
• M7: 3,035,790 km (0.061 R)
• M8: 4,106,910 km (0.105 R)
• M9: 4,651,596 km (0.028 R)
• M10: 5,300,103 km (0.041 R)
• M11: 6,215,343 km (0.07 R)
• M12: 6,733,101 km (0.1 R)
• M13: 7,140,157 km (0.076 R)
• M14: 7,563,668 km (0.046 R)
• M15: 8,565,076 km (0.056 R)
• M16: 9,372,456 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.3

Radius: 10.9

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.87 AU - 2.29 AU

Year: 2035 Days

Day: 13.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,118,791 km

• M1: 135,685 km (0.107 R)
• M2: 561,740 km (0.099 R)
• M3: 1,085,632 km (0.116 R)
• M4: 1,657,694 km (0.113 R)
• M5: 2,250,700 km (0.072 R)
• M6: 2,967,124 km (0.076 R)
• M7: 3,364,307 km (0.082 R)
• M8: 5,761,912 km (0.089 R)
• M9: 6,523,066 km (0.115 R)
• M10: 6,903,942 km (0.094 R)
• M11: 7,554,393 km (0.096 R)
• M12: 8,410,691 km (0.104 R)
• M13: 8,920,072 km (0.107 R)
• M14: 10,768,204 km (0.12 R)
• M15: 11,166,583 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827

Radius: 9.1

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.42 AU - 3 AU

Year: 3026 Days

Day: 7.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 123.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,118,791 km

• M1: 113,246 km (0.05 R)
• M2: 615,595 km (0.094 R)
• M3: 1,217,128 km (0.075 R)
• M4: 1,845,739 km (0.112 R)
• M5: 3,638,071 km (0.119 R)
• M6: 4,198,165 km (0.032 R)
• M7: 9,731,641 km (0.112 R)
• M8: 10,161,735 km (0.104 R)
• M9: 12,143,607 km (0.085 R)
• M10: 13,013,519 km (0.079 R)
• M11: 14,121,441 km (0.044 R)
• M12: 16,087,755 km (0.075 R)
• M13: 17,879,938 km (0.095 R)
• M14: 18,171,504 km (0.065 R)
• M15: 19,553,788 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.5

Radius: 9.1

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.67 AU - 4.43 AU

Year: 5528 Days

Day: 7.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,118,791 km

• M1: 113,395 km (0.095 R)
• M2: 560,992 km (0.094 R)
• M3: 955,033 km (0.057 R)
• M4: 1,879,248 km (0.036 R)
• M5: 2,803,165 km (0.106 R)
• M6: 3,655,873 km (0.118 R)
• M7: 5,157,237 km (0.093 R)
• M8: 6,087,586 km (0.037 R)
• M9: 6,402,041 km (0.074 R)
• M10: 6,697,197 km (0.061 R)
• M11: 7,637,869 km (0.083 R)
• M12: 8,072,002 km (0.079 R)
• M13: 9,322,640 km (0.093 R)
• M14: 10,132,563 km (0.091 R)
• M15: 11,848,002 km (0.073 R)
• M16: 12,203,895 km (0.076 R)
• M17: 18,027,441 km (0.074 R)
• M18: 18,617,904 km (0.117 R)
• M19: 19,962,489 km (0.06 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 13,682 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit