🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.48 AU - 0.7 AU

Year: 297 Days

Day: 24.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,743,403 km

• M1: 22,739 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.2

Radius: 10.1

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.87 AU - 1.03 AU

Year: 607 Days

Day: 10 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 25,743,403 km

• M1: 127,308 km (0.074 R)
• M2: 201,808 km (0.117 R)
• M3: 292,015 km (0.098 R)
• M4: 378,183 km (0.072 R)
• M5: 506,239 km (0.09 R)
• M6: 569,968 km (0.071 R)
• M7: 636,838 km (0.042 R)
• M8: 714,031 km (0.116 R)
• M9: 817,253 km (0.04 R)
• M10: 882,627 km (0.026 R)
• M11: 953,836 km (0.057 R)
• M12: 1,023,249 km (0.061 R)
• M13: 1,111,363 km (0.111 R)
• M14: 1,184,666 km (0.108 R)
• M15: 1,268,590 km (0.119 R)
• M16: 1,331,870 km (0.118 R)
• M17: 1,452,296 km (0.111 R)
• M18: 1,581,249 km (0.075 R)
• M19: 1,644,829 km (0.076 R)
• M20: 1,714,242 km (0.097 R)
• M21: 1,850,974 km (0.111 R)
• M22: 1,970,503 km (0.116 R)
• M23: 2,361,253 km (0.106 R)
• M24: 2,491,253 km (0.095 R)
• M25: 2,583,106 km (0.107 R)
• M26: 2,711,312 km (0.087 R)
• M27: 2,776,088 km (0.107 R)
• M28: 2,931,669 km (0.079 R)
• M29: 3,016,641 km (0.114 R)
• M30: 3,133,327 km (0.078 R)
• M31: 3,270,359 km (0.083 R)
• M32: 3,505,228 km (0.052 R)
• M33: 3,576,137 km (0.114 R)
• M34: 3,667,093 km (0.073 R)
• M35: 4,099,730 km (0.077 R)
• M36: 4,208,637 km (0.116 R)
• M37: 4,360,180 km (0.102 R)
• M38: 4,520,399 km (0.088 R)
• M39: 4,597,741 km (0.079 R)
• M40: 4,682,713 km (0.106 R)
• M41: 4,753,921 km (0.088 R)
• M42: 4,940,619 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.4

Radius: 12.2

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.87 AU - 1.13 AU

Year: 656 Days

Day: 7.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 25,743,403 km

• M1: 161,267 km (0.072 R)
• M2: 269,575 km (0.112 R)
• M3: 368,160 km (0.09 R)
• M4: 450,439 km (0.115 R)
• M5: 541,095 km (0.103 R)
• M6: 617,390 km (0.096 R)
• M7: 725,998 km (0.093 R)
• M8: 856,897 km (0.048 R)
• M9: 938,727 km (0.116 R)
• M10: 1,241,363 km (0.112 R)
• M11: 1,600,697 km (0.07 R)
• M12: 1,677,740 km (0.075 R)
• M13: 1,762,861 km (0.086 R)
• M14: 1,876,406 km (0.11 R)
• M15: 1,964,968 km (0.057 R)
• M16: 2,075,970 km (0.1 R)
• M17: 2,160,642 km (0.106 R)
• M18: 2,326,396 km (0.085 R)
• M19: 2,421,840 km (0.059 R)
• M20: 2,533,889 km (0.11 R)
• M21: 2,732,106 km (0.097 R)
• M22: 2,841,013 km (0.112 R)
• M23: 3,103,557 km (0.069 R)
• M24: 3,283,075 km (0.102 R)
• M25: 3,424,146 km (0.033 R)
• M26: 3,686,840 km (0.12 R)
• M27: 4,088,809 km (0.072 R)
• M28: 4,376,785 km (0.066 R)
• M29: 4,504,841 km (0.06 R)
• M30: 4,624,968 km (0.074 R)
• M31: 4,811,965 km (0.098 R)
• M32: 4,953,784 km (0.102 R)
• M33: 5,270,632 km (0.03 R)
• M34: 5,515,225 km (0.049 R)
• M35: 5,614,258 km (0.1 R)
• M36: 5,793,776 km (0.093 R)
• M37: 6,158,496 km (0.044 R)
• M38: 6,271,442 km (0.099 R)
• M39: 6,478,635 km (0.072 R)
• M40: 6,677,600 km (0.059 R)
• M41: 6,772,595 km (0.061 R)
• M42: 6,889,281 km (0.066 R)
• M43: 7,092,435 km (0.049 R)
• M44: 7,210,917 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.4

Radius: 14.5

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.89 AU - 1.33 AU

Year: 767 Days

Day: 6.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 170.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 25,743,403 km

• M1: 196,422 km (0.113 R)
• M2: 318,344 km (0.11 R)
• M3: 427,850 km (0.074 R)
• M4: 547,528 km (0.058 R)
• M5: 692,339 km (0.092 R)
• M6: 830,119 km (0.117 R)
• M7: 1,013,974 km (0.116 R)
• M8: 1,105,379 km (0.101 R)
• M9: 1,225,506 km (0.091 R)
• M10: 1,466,209 km (0.107 R)
• M11: 1,578,258 km (0.11 R)
• M12: 1,671,756 km (0.077 R)
• M13: 1,841,849 km (0.118 R)
• M14: 2,064,899 km (0.047 R)
• M15: 2,232,299 km (0.113 R)
• M16: 2,387,582 km (0.041 R)
• M17: 2,538,227 km (0.086 R)
• M18: 3,027,711 km (0.097 R)
• M19: 3,127,343 km (0.058 R)
• M20: 3,339,473 km (0.117 R)
• M21: 3,508,818 km (0.072 R)
• M22: 3,797,692 km (0.111 R)
• M23: 3,925,299 km (0.075 R)
• M24: 4,114,390 km (0.086 R)
• M25: 4,306,624 km (0.104 R)
• M26: 4,408,948 km (0.109 R)
• M27: 4,658,029 km (0.058 R)
• M28: 4,763,196 km (0.095 R)
• M29: 4,922,518 km (0.052 R)
• M30: 5,019,009 km (0.05 R)
• M31: 5,192,093 km (0.117 R)
• M32: 5,301,300 km (0.117 R)
• M33: 5,779,564 km (0.082 R)
• M34: 5,881,440 km (0.079 R)
• M35: 6,006,953 km (0.074 R)
• M36: 6,167,771 km (0.094 R)
• M37: 6,318,416 km (0.098 R)
• M38: 6,423,583 km (0.087 R)
• M39: 6,541,017 km (0.1 R)
• M40: 6,825,702 km (0.102 R)
• M41: 6,933,562 km (0.118 R)
• M42: 7,042,021 km (0.102 R)
• M43: 7,272,850 km (0.111 R)
• M44: 7,419,905 km (0.091 R)
• M45: 7,942,450 km (0.095 R)
• M46: 8,208,286 km (0.112 R)
• M47: 8,310,461 km (0.119 R)
• M48: 8,412,935 km (0.075 R)
• M49: 8,787,977 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.1

Radius: 8.2

Gravity: 12.93 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.86 AU - 3.24 AU

Year: 3494 Days

Day: 8.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 25,743,403 km

• M1: 185,651 km (0.106 R)
• M2: 291,865 km (0.088 R)
• M3: 450,888 km (0.03 R)
• M4: 639,232 km (0.088 R)
• M5: 1,012,030 km (0.106 R)
• M6: 1,194,689 km (0.066 R)
• M7: 1,503,159 km (0.032 R)
• M8: 1,681,929 km (0.11 R)
• M9: 1,899,295 km (0.054 R)
• M10: 1,995,187 km (0.108 R)
• M11: 2,076,418 km (0.069 R)
• M12: 2,192,207 km (0.1 R)
• M13: 2,276,132 km (0.067 R)
• M14: 2,361,103 km (0.098 R)
• M15: 2,464,625 km (0.11 R)
• M16: 2,604,948 km (0.093 R)
• M17: 2,693,958 km (0.094 R)
• M18: 2,784,016 km (0.106 R)
• M19: 3,462,293 km (0.092 R)
• M20: 3,759,544 km (0.119 R)
• M21: 4,484,944 km (0.107 R)
• M22: 4,962,909 km (0.063 R)
• M23: 5,502,658 km (0.111 R)
• M24: 6,108,380 km (0.098 R)
• M25: 6,203,525 km (0.037 R)
• M26: 6,516,034 km (0.055 R)
• M27: 6,759,879 km (0.087 R)
• M28: 6,833,631 km (0.09 R)
• M29: 7,081,365 km (0.108 R)
• M30: 7,206,279 km (0.117 R)
• M31: 7,281,676 km (0.058 R)
• M32: 7,636,822 km (0.108 R)
• M33: 8,075,742 km (0.102 R)
• M34: 8,416,825 km (0.096 R)
• M35: 8,602,476 km (0.108 R)
• M36: 8,682,511 km (0.119 R)
• M37: 8,870,107 km (0.113 R)
• M38: 8,977,817 km (0.048 R)
• M39: 9,249,337 km (0.114 R)
• M40: 9,495,874 km (0.102 R)
• M41: 9,772,481 km (0.12 R)
• M42: 9,883,782 km (0.115 R)
• M43: 9,967,557 km (0.079 R)
• M44: 11,252,901 km (0.037 R)
• M45: 11,340,416 km (0.12 R)
• M46: 11,604,307 km (0.101 R)
• M47: 11,663,248 km (0.092 R)
• M48: 11,870,441 km (0.083 R)
• M49: 11,929,832 km (0.078 R)
• M50: 12,078,682 km (0.047 R)
• M51: 12,198,210 km (0.085 R)
• M52: 12,801,987 km (0.102 R)
• M53: 13,477,272 km (0.054 R)
• M54: 13,539,355 km (0.108 R)
• M55: 13,913,051 km (0.027 R)
• M56: 14,607,334 km (0.068 R)
• M57: 15,280,375 km (0.101 R)
• M58: 15,409,777 km (0.068 R)
• M59: 15,474,553 km (0.106 R)
• M60: 15,996,351 km (0.058 R)
• M61: 16,094,786 km (0.113 R)
• M62: 16,656,676 km (0.075 R)
• M63: 16,723,247 km (0.052 R)
• M64: 17,157,829 km (0.042 R)
• M65: 17,359,786 km (0.077 R)
• M66: 17,867,820 km (0.08 R)
• M67: 18,004,104 km (0.091 R)
• M68: 18,518,272 km (0.12 R)
• M69: 18,760,022 km (0.094 R)
• M70: 19,211,508 km (0.117 R)
• M71: 19,316,227 km (0.098 R)
• M72: 19,421,095 km (0.098 R)
• M73: 19,491,107 km (0.065 R)
• M74: 19,666,585 km (0.085 R)
• M75: 21,558,549 km (0.103 R)
• M76: 21,995,076 km (0.111 R)
• M77: 22,507,897 km (0.105 R)
• M78: 23,807,005 km (0.03 R)
• M79: 24,636,077 km (0.119 R)
• M80: 24,863,914 km (0.079 R)
• M81: 25,397,978 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 13,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit