🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443

Radius: 13.7

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.29 AU - 1.43 AU

Year: 1095 Days

Day: 9.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,917,819 km

• M1: 170,392 km (0.08 R)
• M2: 762,052 km (0.1 R)
• M3: 1,711,848 km (0.111 R)
• M4: 2,466,570 km (0.118 R)
• M5: 2,997,343 km (0.119 R)
• M6: 3,914,827 km (0.116 R)
• M7: 4,676,729 km (0.105 R)
• M8: 5,231,886 km (0.045 R)
• M9: 6,411,166 km (0.073 R)
• M10: 6,984,126 km (0.116 R)
• M11: 8,056,893 km (0.095 R)
• M12: 8,489,829 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.3

Radius: 10

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.21 AU - 2.59 AU

Year: 2566 Days

Day: 7 Hours

Environment

Temp: -205 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,917,819 km

• M1: 124,316 km (0.041 R)
• M2: 583,432 km (0.109 R)
• M3: 931,995 km (0.081 R)
• M4: 1,262,905 km (0.103 R)
• M5: 1,586,934 km (0.094 R)
• M6: 1,905,877 km (0.1 R)
• M7: 2,539,873 km (0.081 R)
• M8: 3,220,244 km (0.028 R)
• M9: 3,680,257 km (0.049 R)
• M10: 4,225,990 km (0.107 R)
• M11: 4,596,694 km (0.084 R)
• M12: 7,577,880 km (0.116 R)
• M13: 14,376,355 km (0.095 R)
• M14: 16,303,475 km (0.093 R)
• M15: 17,829,523 km (0.098 R)
• M16: 19,508,161 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.3

Radius: 10.8

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.78 AU - 4.5 AU

Year: 5814 Days

Day: 10.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,917,819 km

• M1: 194,776 km (0.086 R)
• M2: 702,811 km (0.113 R)
• M3: 1,926,821 km (0.09 R)
• M4: 2,337,916 km (0.076 R)
• M5: 2,754,246 km (0.1 R)
• M6: 3,259,438 km (0.097 R)
• M7: 3,694,319 km (0.115 R)
• M8: 4,074,747 km (0.037 R)
• M9: 5,719,127 km (0.076 R)
• M10: 7,875,730 km (0.104 R)
• M11: 9,378,889 km (0.057 R)
• M12: 10,570,286 km (0.044 R)
• M13: 11,156,710 km (0.067 R)
• M14: 12,394,483 km (0.113 R)
• M15: 14,310,682 km (0.068 R)
• M16: 15,254,196 km (0.098 R)
• M17: 16,297,940 km (0.036 R)
• M18: 16,656,227 km (0.091 R)
• M19: 20,882,666 km (0.093 R)
• M20: 25,855,299 km (0.095 R)
• M21: 26,261,457 km (0.112 R)
• M22: 28,788,165 km (0.058 R)
• M23: 29,224,542 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919.1

Radius: 7.2

Gravity: 17.73 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.92 AU - 9.68 AU

Year: 18019 Days

Day: 23.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,917,819 km

• M1: 92,302 km (0.117 R)
• M2: 358,736 km (0.086 R)
• M3: 763,248 km (0.078 R)
• M4: 1,066,034 km (0.117 R)
• M5: 1,326,036 km (0.03 R)
• M6: 1,976,936 km (0.083 R)
• M7: 3,923,354 km (0.059 R)
• M8: 4,246,186 km (0.111 R)
• M9: 5,207,502 km (0.104 R)
• M10: 5,558,159 km (0.118 R)
• M11: 7,651,333 km (0.086 R)
• M12: 14,343,444 km (0.106 R)
• M13: 14,723,871 km (0.037 R)
• M14: 16,478,205 km (0.092 R)
• M15: 17,319,993 km (0.053 R)
• M16: 18,101,642 km (0.098 R)
• M17: 27,141,242 km (0.107 R)
• M18: 28,313,940 km (0.074 R)
• M19: 32,033,990 km (0.067 R)
• M20: 35,927,873 km (0.097 R)
• M21: 37,055,093 km (0.087 R)
• M22: 37,771,368 km (0.098 R)
• M23: 38,205,651 km (0.106 R)
• M24: 44,317,920 km (0.09 R)
• M25: 46,106,363 km (0.075 R)
• M26: 50,348,809 km (0.083 R)
• M27: 55,774,574 km (0.095 R)
• M28: 57,284,615 km (0.091 R)
• M29: 58,434,873 km (0.051 R)
• M30: 64,624,186 km (0.11 R)
• M31: 69,056,322 km (0.081 R)
• M32: 73,686,825 km (0.119 R)
• M33: 76,886,274 km (0.113 R)
• M34: 77,817,222 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.8

Radius: 5.5

Gravity: 28.32 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 7.64 AU - 11.7 AU

Year: 20756 Days

Day: 18.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,917,819 km

• M1: 69,114 km (0.112 R)
• M2: 240,404 km (0.108 R)
• M3: 452,534 km (0.063 R)
• M4: 2,032,736 km (0.117 R)
• M5: 5,362,036 km (0.12 R)
• M6: 11,076,226 km (0.099 R)
• M7: 11,338,322 km (0.071 R)
• M8: 16,536,249 km (0.05 R)
• M9: 20,274,401 km (0.117 R)
• M10: 20,568,211 km (0.104 R)
• M11: 20,765,680 km (0.097 R)
• M12: 21,976,974 km (0.12 R)
• M13: 25,209,784 km (0.1 R)
• M14: 38,852,063 km (0.101 R)
• M15: 39,762,216 km (0.101 R)
• M16: 41,153,925 km (0.075 R)
• M17: 49,304,765 km (0.118 R)
• M18: 52,919,349 km (0.103 R)
• M19: 54,225,039 km (0.119 R)
• M20: 59,462,461 km (0.108 R)
• M21: 65,880,060 km (0.039 R)
• M22: 80,313,562 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.4

Radius: 4.6

Gravity: 27.15 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.02 AU - 10.68 AU

Year: 21339 Days

Day: 23.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,917,819 km

• M1: 58,493 km (0.099 R)
• M2: 214,224 km (0.076 R)
• M3: 418,575 km (0.085 R)
• M4: 562,638 km (0.101 R)
• M5: 932,892 km (0.05 R)
• M6: 1,327,980 km (0.098 R)
• M7: 1,563,747 km (0.096 R)
• M8: 3,322,120 km (0.108 R)
• M9: 5,407,813 km (0.097 R)
• M10: 5,844,639 km (0.039 R)
• M11: 7,535,544 km (0.12 R)
• M12: 7,929,136 km (0.058 R)
• M13: 8,864,422 km (0.081 R)
• M14: 10,223,070 km (0.106 R)
• M15: 15,510,307 km (0.107 R)
• M16: 15,826,258 km (0.04 R)
• M17: 17,640,880 km (0.093 R)
• M18: 20,144,999 km (0.069 R)
• M19: 22,171,601 km (0.042 R)
• M20: 24,436,363 km (0.044 R)
• M21: 27,535,732 km (0.077 R)
• M22: 30,025,041 km (0.104 R)
• M23: 33,049,162 km (0.112 R)
• M24: 34,768,939 km (0.027 R)
• M25: 44,111,176 km (0.095 R)
• M26: 46,683,063 km (0.091 R)
• M27: 48,340,308 km (0.072 R)
• M28: 48,676,305 km (0.088 R)
• M29: 49,013,947 km (0.094 R)
• M30: 52,831,685 km (0.052 R)
• M31: 56,842,703 km (0.08 R)
• M32: 62,037,040 km (0.055 R)
• M33: 67,538,651 km (0.092 R)
• M34: 71,381,671 km (0.094 R)
• M35: 73,135,557 km (0.114 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 16,787 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit