🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.53 AU - 0.59 AU

Year: 271 Days

Day: 21.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,259,873 km

• M1: 250,427 km (0.043 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.5

Radius: 10.7

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.63 AU - 0.79 AU

Year: 386 Days

Day: 11.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 41,259,873 km

• M1: 186,997 km (0.082 R)
• M2: 256,710 km (0.026 R)
• M3: 340,634 km (0.111 R)
• M4: 407,205 km (0.063 R)
• M5: 492,775 km (0.098 R)
• M6: 564,433 km (0.089 R)
• M7: 632,949 km (0.086 R)
• M8: 755,768 km (0.107 R)
• M9: 853,456 km (0.084 R)
• M10: 921,224 km (0.114 R)
• M11: 1,140,983 km (0.113 R)
• M12: 1,255,126 km (0.052 R)
• M13: 1,378,096 km (0.072 R)
• M14: 1,788,443 km (0.085 R)
• M15: 1,944,922 km (0.069 R)
• M16: 2,042,310 km (0.052 R)
• M17: 2,117,857 km (0.063 R)
• M18: 2,313,980 km (0.105 R)
• M19: 2,386,684 km (0.107 R)
• M20: 2,541,069 km (0.083 R)
• M21: 2,654,165 km (0.078 R)
• M22: 2,827,101 km (0.108 R)
• M23: 2,984,029 km (0.075 R)
• M24: 3,056,883 km (0.094 R)
• M25: 3,514,054 km (0.092 R)
• M26: 3,598,128 km (0.037 R)
• M27: 3,668,888 km (0.087 R)
• M28: 3,782,881 km (0.097 R)
• M29: 3,862,019 km (0.117 R)
• M30: 3,934,424 km (0.091 R)
• M31: 4,161,813 km (0.108 R)
• M32: 4,378,430 km (0.111 R)
• M33: 4,698,869 km (0.064 R)
• M34: 4,776,211 km (0.115 R)
• M35: 4,924,612 km (0.033 R)
• M36: 5,146,017 km (0.106 R)
• M37: 5,484,258 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.8

Radius: 12.5

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.82 AU - 1 AU

Year: 561 Days

Day: 6.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 41,259,873 km

• M1: 155,582 km (0.075 R)
• M2: 239,656 km (0.11 R)
• M3: 327,021 km (0.049 R)
• M4: 419,772 km (0.098 R)
• M5: 499,208 km (0.074 R)
• M6: 648,956 km (0.081 R)
• M7: 728,242 km (0.112 R)
• M8: 852,109 km (0.106 R)
• M9: 978,819 km (0.096 R)
• M10: 1,174,044 km (0.085 R)
• M11: 1,257,968 km (0.027 R)
• M12: 1,349,522 km (0.069 R)
• M13: 1,477,279 km (0.109 R)
• M14: 1,557,164 km (0.106 R)
• M15: 1,751,492 km (0.059 R)
• M16: 1,867,281 km (0.08 R)
• M17: 1,947,914 km (0.072 R)
• M18: 2,093,622 km (0.103 R)
• M19: 2,177,547 km (0.106 R)
• M20: 2,269,400 km (0.116 R)
• M21: 2,423,186 km (0.111 R)
• M22: 2,511,599 km (0.096 R)
• M23: 2,608,239 km (0.117 R)
• M24: 2,741,231 km (0.111 R)
• M25: 2,898,309 km (0.1 R)
• M26: 3,073,039 km (0.089 R)
• M27: 3,221,291 km (0.112 R)
• M28: 3,364,456 km (0.093 R)
• M29: 3,587,207 km (0.109 R)
• M30: 3,688,635 km (0.083 R)
• M31: 3,870,396 km (0.114 R)
• M32: 3,982,595 km (0.107 R)
• M33: 4,120,225 km (0.107 R)
• M34: 4,342,228 km (0.06 R)
• M35: 4,610,457 km (0.051 R)
• M36: 5,110,712 km (0.118 R)
• M37: 5,296,064 km (0.067 R)
• M38: 5,429,954 km (0.118 R)
• M39: 5,510,737 km (0.055 R)
• M40: 5,755,778 km (0.085 R)
• M41: 5,939,634 km (0.116 R)
• M42: 6,041,510 km (0.104 R)
• M43: 6,181,384 km (0.04 R)
• M44: 6,284,756 km (0.098 R)
• M45: 6,369,728 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.7

Radius: 13.5

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.4 AU - 7.16 AU

Year: 8972 Days

Day: 5.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 169.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 41,259,873 km

• M1: 171,589 km (0.108 R)
• M2: 330,312 km (0.081 R)
• M3: 547,079 km (0.048 R)
• M4: 848,818 km (0.071 R)
• M5: 945,309 km (0.113 R)
• M6: 1,222,364 km (0.102 R)
• M7: 1,409,362 km (0.107 R)
• M8: 1,606,083 km (0.09 R)
• M9: 1,791,285 km (0.042 R)
• M10: 2,183,531 km (0.082 R)
• M11: 2,822,463 km (0.093 R)
• M12: 3,176,112 km (0.111 R)
• M13: 4,495,117 km (0.115 R)
• M14: 4,730,135 km (0.081 R)
• M15: 5,120,586 km (0.11 R)
• M16: 5,242,807 km (0.052 R)
• M17: 5,490,391 km (0.059 R)
• M18: 5,932,902 km (0.115 R)
• M19: 6,751,950 km (0.088 R)
• M20: 7,089,443 km (0.116 R)
• M21: 7,260,433 km (0.106 R)
• M22: 7,571,447 km (0.027 R)
• M23: 7,676,166 km (0.083 R)
• M24: 7,816,489 km (0.057 R)
• M25: 7,993,164 km (0.055 R)
• M26: 8,640,025 km (0.094 R)
• M27: 8,896,286 km (0.114 R)
• M28: 9,907,867 km (0.079 R)
• M29: 10,995,144 km (0.103 R)
• M30: 11,432,718 km (0.072 R)
• M31: 13,408,308 km (0.107 R)
• M32: 13,875,950 km (0.12 R)
• M33: 14,348,829 km (0.072 R)
• M34: 14,652,513 km (0.119 R)
• M35: 14,827,094 km (0.094 R)
• M36: 16,112,887 km (0.085 R)
• M37: 16,700,957 km (0.116 R)
• M38: 17,249,981 km (0.035 R)
• M39: 17,480,511 km (0.055 R)
• M40: 17,944,564 km (0.081 R)
• M41: 18,365,831 km (0.058 R)
• M42: 18,506,902 km (0.109 R)
• M43: 18,742,968 km (0.059 R)
• M44: 19,504,870 km (0.047 R)
• M45: 20,422,952 km (0.065 R)
• M46: 20,715,864 km (0.097 R)
• M47: 20,862,769 km (0.067 R)
• M48: 20,960,906 km (0.052 R)
• M49: 21,652,347 km (0.03 R)
• M50: 21,901,128 km (0.078 R)
• M51: 22,301,153 km (0.114 R)
• M52: 22,401,533 km (0.082 R)
• M53: 22,502,063 km (0.094 R)
• M54: 23,311,687 km (0.083 R)
• M55: 23,464,576 km (0.08 R)
• M56: 24,233,957 km (0.103 R)
• M57: 24,440,552 km (0.102 R)
• M58: 25,324,975 km (0.098 R)
• M59: 26,272,827 km (0.117 R)
• M60: 26,538,213 km (0.098 R)
• M61: 26,751,241 km (0.059 R)
• M62: 26,964,717 km (0.075 R)
• M63: 27,071,679 km (0.087 R)
• M64: 27,501,025 km (0.05 R)
• M65: 28,966,636 km (0.091 R)
• M66: 29,570,862 km (0.036 R)
• M67: 30,068,424 km (0.117 R)
• M68: 30,234,926 km (0.057 R)
• M69: 31,352,572 km (0.104 R)
• M70: 31,521,468 km (0.085 R)
• M71: 31,803,460 km (0.119 R)
• M72: 33,111,694 km (0.045 R)
• M73: 33,858,785 km (0.107 R)
• M74: 34,379,386 km (0.114 R)
• M75: 34,786,142 km (0.118 R)
• M76: 35,721,728 km (0.083 R)
• M77: 36,487,968 km (0.088 R)
• M78: 37,081,123 km (0.102 R)
• M79: 37,378,823 km (0.057 R)
• M80: 37,856,938 km (0.029 R)
• M81: 38,276,859 km (0.095 R)
• M82: 38,940,027 km (0.114 R)
• M83: 39,182,076 km (0.069 R)
• M84: 39,972,252 km (0.114 R)
• M85: 40,155,360 km (0.117 R)
• M86: 40,706,329 km (0.094 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 11,169 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit