🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.49 AU - 0.75 AU

Year: 320 Days

Day: 14.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,843,054 km

• M1: 846,874 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.9

Radius: 12.4

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.94 AU - 1.2 AU

Year: 726 Days

Day: 11.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 17,843,054 km

• M1: 154,535 km (0.119 R)
• M2: 246,537 km (0.116 R)
• M3: 332,855 km (0.053 R)
• M4: 429,346 km (0.079 R)
• M5: 510,129 km (0.062 R)
• M6: 742,005 km (0.037 R)
• M7: 992,731 km (0.082 R)
• M8: 1,079,049 km (0.106 R)
• M9: 1,219,372 km (0.11 R)
• M10: 1,362,238 km (0.108 R)
• M11: 1,451,698 km (0.049 R)
• M12: 1,531,134 km (0.086 R)
• M13: 1,624,334 km (0.065 R)
• M14: 1,723,816 km (0.069 R)
• M15: 1,885,681 km (0.087 R)
• M16: 2,012,690 km (0.105 R)
• M17: 2,197,294 km (0.118 R)
• M18: 2,280,171 km (0.057 R)
• M19: 2,416,006 km (0.111 R)
• M20: 2,501,725 km (0.05 R)
• M21: 2,598,216 km (0.032 R)
• M22: 2,696,053 km (0.086 R)
• M23: 2,794,937 km (0.112 R)
• M24: 2,945,881 km (0.103 R)
• M25: 3,161,751 km (0.06 R)
• M26: 3,271,705 km (0.113 R)
• M27: 3,350,992 km (0.071 R)
• M28: 3,457,805 km (0.115 R)
• M29: 3,609,198 km (0.106 R)
• M30: 3,774,055 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.8

Radius: 12

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.81 AU - 2.01 AU

Year: 1732 Days

Day: 14.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 17,843,054 km

• M1: 150,645 km (0.103 R)
• M2: 270,473 km (0.032 R)
• M3: 439,519 km (0.097 R)
• M4: 838,197 km (0.081 R)
• M5: 997,519 km (0.091 R)
• M6: 1,177,186 km (0.097 R)
• M7: 1,537,118 km (0.094 R)
• M8: 1,646,325 km (0.105 R)
• M9: 1,735,634 km (0.104 R)
• M10: 1,838,259 km (0.03 R)
• M11: 2,073,726 km (0.094 R)
• M12: 2,195,349 km (0.114 R)
• M13: 2,294,233 km (0.079 R)
• M14: 2,509,803 km (0.114 R)
• M15: 2,745,271 km (0.103 R)
• M16: 3,043,120 km (0.08 R)
• M17: 3,422,949 km (0.101 R)
• M18: 3,758,796 km (0.106 R)
• M19: 3,892,985 km (0.081 R)
• M20: 4,090,006 km (0.074 R)
• M21: 4,352,400 km (0.048 R)
• M22: 4,588,615 km (0.067 R)
• M23: 4,764,692 km (0.101 R)
• M24: 5,057,455 km (0.105 R)
• M25: 5,255,972 km (0.064 R)
• M26: 5,440,276 km (0.042 R)
• M27: 5,780,761 km (0.05 R)
• M28: 5,936,343 km (0.09 R)
• M29: 6,518,578 km (0.059 R)
• M30: 6,716,795 km (0.053 R)
• M31: 6,990,260 km (0.033 R)
• M32: 7,248,914 km (0.088 R)
• M33: 7,491,861 km (0.074 R)
• M34: 7,928,388 km (0.097 R)
• M35: 8,256,456 km (0.069 R)
• M36: 8,628,356 km (0.115 R)
• M37: 9,146,115 km (0.072 R)
• M38: 10,316,568 km (0.066 R)
• M39: 10,674,706 km (0.075 R)
• M40: 10,866,041 km (0.113 R)
• M41: 10,951,462 km (0.03 R)
• M42: 11,101,359 km (0.115 R)
• M43: 11,316,780 km (0.119 R)
• M44: 11,533,697 km (0.104 R)
• M45: 11,686,286 km (0.037 R)
• M46: 11,971,570 km (0.107 R)
• M47: 12,148,245 km (0.117 R)
• M48: 12,259,097 km (0.064 R)
• M49: 12,347,958 km (0.113 R)
• M50: 13,431,944 km (0.107 R)
• M51: 14,499,175 km (0.106 R)
• M52: 14,616,909 km (0.118 R)
• M53: 14,924,183 km (0.114 R)
• M54: 15,019,327 km (0.114 R)
• M55: 15,138,257 km (0.093 R)
• M56: 15,353,379 km (0.057 R)
• M57: 15,473,357 km (0.118 R)
• M58: 15,835,084 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.1

Radius: 12.3

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.51 AU - 3.37 AU

Year: 3307 Days

Day: 12.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 17,843,054 km

• M1: 155,881 km (0.118 R)
• M2: 249,529 km (0.096 R)
• M3: 374,892 km (0.067 R)
• M4: 679,174 km (0.09 R)
• M5: 1,030,430 km (0.101 R)
• M6: 1,109,567 km (0.082 R)
• M7: 1,447,958 km (0.084 R)
• M8: 1,879,697 km (0.12 R)
• M9: 2,003,265 km (0.042 R)
• M10: 2,337,766 km (0.046 R)
• M11: 3,340,221 km (0.062 R)
• M12: 3,430,578 km (0.077 R)
• M13: 3,629,095 km (0.119 R)
• M14: 4,182,906 km (0.104 R)
• M15: 4,428,396 km (0.119 R)
• M16: 4,899,480 km (0.096 R)
• M17: 5,672,003 km (0.052 R)
• M18: 5,834,766 km (0.114 R)
• M19: 6,165,078 km (0.088 R)
• M20: 6,295,078 km (0.068 R)
• M21: 6,633,918 km (0.112 R)
• M22: 6,805,506 km (0.098 R)
• M23: 7,036,635 km (0.059 R)
• M24: 7,114,276 km (0.074 R)
• M25: 7,211,665 km (0.055 R)
• M26: 7,309,651 km (0.113 R)
• M27: 7,486,925 km (0.085 R)
• M28: 7,606,005 km (0.091 R)
• M29: 7,866,155 km (0.076 R)
• M30: 8,977,817 km (0.106 R)
• M31: 9,295,264 km (0.067 R)
• M32: 9,466,254 km (0.093 R)
• M33: 9,573,516 km (0.074 R)
• M34: 9,789,385 km (0.076 R)
• M35: 10,248,053 km (0.099 R)
• M36: 10,380,447 km (0.119 R)
• M37: 10,469,009 km (0.036 R)
• M38: 10,825,800 km (0.042 R)
• M39: 11,459,646 km (0.088 R)
• M40: 11,597,126 km (0.073 R)
• M41: 11,966,184 km (0.032 R)
• M42: 12,409,592 km (0.04 R)
• M43: 12,503,689 km (0.084 R)
• M44: 13,048,973 km (0.064 R)
• M45: 13,264,544 km (0.053 R)
• M46: 13,626,421 km (0.068 R)
• M47: 13,723,510 km (0.118 R)
• M48: 14,384,583 km (0.073 R)
• M49: 14,508,151 km (0.089 R)
• M50: 15,081,111 km (0.071 R)
• M51: 15,181,641 km (0.054 R)
• M52: 15,282,170 km (0.11 R)
• M53: 15,661,551 km (0.109 R)
• M54: 16,018,491 km (0.11 R)
• M55: 16,095,385 km (0.11 R)
• M56: 16,249,321 km (0.084 R)
• M57: 16,532,958 km (0.11 R)
• M58: 16,714,420 km (0.091 R)
• M59: 16,844,421 km (0.109 R)
• M60: 16,922,511 km (0.087 R)
• M61: 17,472,882 km (0.104 R)
• M62: 17,763,550 km (0.048 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 17,415 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit