🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.45 AU - 0.69 AU

Year: 274 Days

Day: 19.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 20,463,729 km

• M1: 29,471 km (0.094 R)
• M2: 208,091 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.59 AU - 0.63 AU

Year: 303 Days

Day: 34.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.6

Radius: 10.3

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.91 AU - 0.97 AU

Year: 579 Days

Day: 9.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 20,463,729 km

• M1: 131,945 km (0.087 R)
• M2: 205,398 km (0.113 R)
• M3: 316,848 km (0.076 R)
• M4: 389,702 km (0.098 R)
• M5: 482,902 km (0.026 R)
• M6: 560,693 km (0.113 R)
• M7: 684,560 km (0.112 R)
• M8: 754,123 km (0.11 R)
• M9: 818,300 km (0.101 R)
• M10: 892,950 km (0.114 R)
• M11: 957,127 km (0.098 R)
• M12: 1,117,945 km (0.104 R)
• M13: 1,197,082 km (0.11 R)
• M14: 1,302,549 km (0.101 R)
• M15: 1,406,220 km (0.096 R)
• M16: 1,502,411 km (0.091 R)
• M17: 1,580,053 km (0.08 R)
• M18: 1,675,047 km (0.118 R)
• M19: 1,739,524 km (0.074 R)
• M20: 1,876,556 km (0.081 R)
• M21: 1,943,725 km (0.08 R)
• M22: 2,017,327 km (0.095 R)
• M23: 2,109,330 km (0.063 R)
• M24: 2,267,754 km (0.105 R)
• M25: 2,381,748 km (0.078 R)
• M26: 2,522,220 km (0.114 R)
• M27: 2,602,853 km (0.108 R)
• M28: 2,850,139 km (0.053 R)
• M29: 3,085,157 km (0.106 R)
• M30: 3,158,310 km (0.118 R)
• M31: 3,245,526 km (0.029 R)
• M32: 3,491,166 km (0.027 R)
• M33: 3,623,410 km (0.088 R)
• M34: 3,728,877 km (0.118 R)
• M35: 3,813,998 km (0.079 R)
• M36: 3,899,867 km (0.032 R)
• M37: 4,000,845 km (0.11 R)
• M38: 4,271,917 km (0.054 R)
• M39: 4,481,055 km (0.044 R)
• M40: 4,663,115 km (0.098 R)
• M41: 4,832,011 km (0.07 R)
• M42: 4,925,061 km (0.107 R)
• M43: 5,081,540 km (0.074 R)
• M44: 5,199,872 km (0.099 R)
• M45: 5,287,387 km (0.102 R)
• M46: 5,399,286 km (0.097 R)
• M47: 5,471,692 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.4

Radius: 9.9

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.24 AU - 1.76 AU

Year: 1168 Days

Day: 11.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 20,463,729 km

• M1: 145,110 km (0.099 R)
• M2: 220,657 km (0.055 R)
• M3: 289,173 km (0.115 R)
• M4: 357,988 km (0.069 R)
• M5: 430,243 km (0.089 R)
• M6: 508,633 km (0.072 R)
• M7: 687,253 km (0.039 R)
• M8: 802,742 km (0.079 R)
• M9: 881,879 km (0.118 R)
• M10: 969,245 km (0.111 R)
• M11: 1,165,517 km (0.085 R)
• M12: 1,256,323 km (0.073 R)
• M13: 1,406,669 km (0.089 R)
• M14: 1,516,922 km (0.046 R)
• M15: 1,623,436 km (0.1 R)
• M16: 1,725,611 km (0.11 R)
• M17: 1,787,994 km (0.046 R)
• M18: 1,851,274 km (0.085 R)
• M19: 2,052,632 km (0.072 R)
• M20: 2,133,864 km (0.063 R)
• M21: 2,216,143 km (0.099 R)
• M22: 2,330,136 km (0.06 R)
• M23: 2,399,400 km (0.119 R)
• M24: 2,516,535 km (0.098 R)
• M25: 2,707,871 km (0.09 R)
• M26: 2,830,093 km (0.118 R)
• M27: 2,929,126 km (0.12 R)
• M28: 3,004,075 km (0.09 R)
• M29: 3,122,108 km (0.075 R)
• M30: 3,663,502 km (0.108 R)
• M31: 3,826,115 km (0.113 R)
• M32: 3,926,795 km (0.12 R)
• M33: 4,462,355 km (0.114 R)
• M34: 4,529,674 km (0.103 R)
• M35: 4,626,613 km (0.115 R)
• M36: 4,714,278 km (0.101 R)
• M37: 5,211,990 km (0.104 R)
• M38: 5,333,912 km (0.106 R)
• M39: 5,601,543 km (0.094 R)
• M40: 5,778,816 km (0.078 R)
• M41: 5,841,946 km (0.12 R)
• M42: 5,915,698 km (0.118 R)
• M43: 6,149,819 km (0.08 R)
• M44: 6,257,230 km (0.112 R)
• M45: 6,419,544 km (0.041 R)
• M46: 6,506,759 km (0.088 R)
• M47: 6,627,186 km (0.049 R)
• M48: 6,937,152 km (0.088 R)
• M49: 7,116,520 km (0.089 R)
• M50: 7,320,123 km (0.104 R)
• M51: 7,422,598 km (0.058 R)
• M52: 7,525,670 km (0.12 R)
• M53: 7,791,057 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.2

Radius: 10

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.22 AU - 4.2 AU

Year: 4544 Days

Day: 13.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 20,463,729 km

• M1: 195,375 km (0.098 R)
• M2: 269,127 km (0.091 R)
• M3: 542,143 km (0.081 R)
• M4: 701,165 km (0.042 R)
• M5: 1,066,782 km (0.102 R)
• M6: 1,189,752 km (0.08 R)
• M7: 1,270,684 km (0.046 R)
• M8: 1,487,601 km (0.077 R)
• M9: 1,549,984 km (0.116 R)
• M10: 1,638,994 km (0.113 R)
• M11: 1,822,102 km (0.073 R)
• M12: 2,324,153 km (0.103 R)
• M13: 2,651,473 km (0.083 R)
• M14: 3,186,435 km (0.106 R)
• M15: 3,399,911 km (0.081 R)
• M16: 3,651,983 km (0.075 R)
• M17: 3,875,482 km (0.113 R)
• M18: 3,962,548 km (0.094 R)
• M19: 4,032,859 km (0.074 R)
• M20: 4,263,839 km (0.065 R)
• M21: 4,627,960 km (0.119 R)
• M22: 4,813,760 km (0.115 R)
• M23: 5,366,674 km (0.086 R)
• M24: 5,464,062 km (0.059 R)
• M25: 5,660,484 km (0.11 R)
• M26: 5,899,542 km (0.097 R)
• M27: 6,020,267 km (0.084 R)
• M28: 6,243,766 km (0.113 R)
• M29: 6,387,380 km (0.088 R)
• M30: 7,079,420 km (0.117 R)
• M31: 7,729,124 km (0.05 R)
• M32: 7,817,237 km (0.043 R)
• M33: 7,927,790 km (0.117 R)
• M34: 8,016,651 km (0.097 R)
• M35: 8,533,960 km (0.035 R)
• M36: 8,647,954 km (0.067 R)
• M37: 8,785,285 km (0.078 R)
• M38: 8,969,440 km (0.068 R)
• M39: 9,624,529 km (0.099 R)
• M40: 9,862,240 km (0.097 R)
• M41: 10,125,981 km (0.097 R)
• M42: 10,635,960 km (0.09 R)
• M43: 10,807,698 km (0.088 R)
• M44: 11,030,001 km (0.097 R)
• M45: 11,104,500 km (0.08 R)
• M46: 12,421,261 km (0.06 R)
• M47: 12,524,633 km (0.108 R)
• M48: 12,732,125 km (0.113 R)
• M49: 13,071,862 km (0.107 R)
• M50: 13,626,870 km (0.115 R)
• M51: 14,189,657 km (0.114 R)
• M52: 14,270,590 km (0.1 R)
• M53: 14,759,924 km (0.099 R)
• M54: 14,896,806 km (0.108 R)
• M55: 15,006,761 km (0.043 R)
• M56: 15,951,172 km (0.05 R)
• M57: 17,000,751 km (0.092 R)
• M58: 17,519,407 km (0.094 R)
• M59: 17,809,776 km (0.112 R)
• M60: 18,248,397 km (0.095 R)
• M61: 18,779,320 km (0.114 R)
• M62: 18,927,721 km (0.109 R)
• M63: 19,375,318 km (0.088 R)
• M64: 20,433,274 km (0.081 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 17,344 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit