🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.49 AU - 0.53 AU

Year: 235 Days

Day: 15.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.9

Radius: 11.2

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.84 AU - 0.94 AU

Year: 542 Days

Day: 14.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,609,075 km

• M1: 141,370 km (0.106 R)
• M2: 228,885 km (0.099 R)
• M3: 306,676 km (0.064 R)
• M4: 388,206 km (0.079 R)
• M5: 558,898 km (0.064 R)
• M6: 654,790 km (0.047 R)
• M7: 742,005 km (0.068 R)
• M8: 881,281 km (0.058 R)
• M9: 952,639 km (0.094 R)
• M10: 1,039,855 km (0.108 R)
• M11: 1,222,963 km (0.11 R)
• M12: 1,420,881 km (0.057 R)
• M13: 1,617,452 km (0.116 R)
• M14: 1,694,495 km (0.11 R)
• M15: 1,835,715 km (0.115 R)
• M16: 2,130,124 km (0.115 R)
• M17: 2,219,733 km (0.089 R)
• M18: 2,319,665 km (0.087 R)
• M19: 2,467,916 km (0.102 R)
• M20: 2,624,096 km (0.105 R)
• M21: 2,734,948 km (0.057 R)
• M22: 2,847,446 km (0.106 R)
• M23: 2,921,646 km (0.073 R)
• M24: 3,061,820 km (0.106 R)
• M25: 3,255,848 km (0.097 R)
• M26: 3,328,403 km (0.092 R)
• M27: 3,715,413 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.1

Radius: 12

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.81 AU - 1.01 AU

Year: 561 Days

Day: 10.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 56,609,075 km

• M1: 165,754 km (0.106 R)
• M2: 243,845 km (0.074 R)
• M3: 326,273 km (0.097 R)
• M4: 411,993 km (0.115 R)
• M5: 530,025 km (0.048 R)
• M6: 626,217 km (0.078 R)
• M7: 701,315 km (0.104 R)
• M8: 789,727 km (0.096 R)
• M9: 899,382 km (0.072 R)
• M10: 1,076,207 km (0.028 R)
• M11: 1,184,366 km (0.099 R)
• M12: 1,292,376 km (0.104 R)
• M13: 1,391,859 km (0.106 R)
• M14: 1,469,350 km (0.12 R)
• M15: 1,599,052 km (0.089 R)
• M16: 1,723,966 km (0.117 R)
• M17: 1,874,611 km (0.087 R)
• M18: 1,965,417 km (0.093 R)
• M19: 2,085,843 km (0.094 R)
• M20: 2,290,343 km (0.114 R)
• M21: 2,432,162 km (0.076 R)
• M22: 2,521,622 km (0.098 R)
• M23: 2,647,882 km (0.112 R)
• M24: 2,776,237 km (0.104 R)
• M25: 2,975,502 km (0.031 R)
• M26: 3,130,784 km (0.104 R)
• M27: 3,332,741 km (0.062 R)
• M28: 3,415,918 km (0.039 R)
• M29: 3,533,651 km (0.052 R)
• M30: 3,761,489 km (0.073 R)
• M31: 3,883,112 km (0.091 R)
• M32: 4,035,403 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.7

Radius: 7.1

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.99 AU - 9.89 AU

Year: 14446 Days

Day: 19.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 56,609,075 km

• M1: 338,989 km (0.032 R)
• M2: 1,068,578 km (0.106 R)
• M3: 1,391,260 km (0.104 R)
• M4: 2,178,594 km (0.104 R)
• M5: 2,379,354 km (0.071 R)
• M6: 2,737,491 km (0.036 R)
• M7: 3,144,697 km (0.116 R)
• M8: 3,739,648 km (0.115 R)
• M9: 3,876,530 km (0.098 R)
• M10: 4,050,063 km (0.079 R)
• M11: 4,225,990 km (0.076 R)
• M12: 4,297,199 km (0.105 R)
• M13: 4,476,716 km (0.057 R)
• M14: 4,658,926 km (0.078 R)
• M15: 4,843,381 km (0.09 R)
• M16: 5,181,621 km (0.061 R)
• M17: 5,960,428 km (0.112 R)
• M18: 6,568,244 km (0.054 R)
• M19: 7,026,612 km (0.109 R)
• M20: 7,280,928 km (0.094 R)
• M21: 8,552,361 km (0.096 R)
• M22: 8,642,568 km (0.043 R)
• M23: 9,938,385 km (0.055 R)
• M24: 10,367,581 km (0.088 R)
• M25: 10,463,922 km (0.103 R)
• M26: 10,754,292 km (0.075 R)
• M27: 11,392,626 km (0.029 R)
• M28: 12,195,218 km (0.05 R)
• M29: 12,398,672 km (0.088 R)
• M30: 12,500,847 km (0.09 R)
• M31: 12,860,630 km (0.026 R)
• M32: 13,015,763 km (0.089 R)
• M33: 13,643,027 km (0.062 R)
• M34: 14,440,682 km (0.1 R)
• M35: 14,818,118 km (0.116 R)
• M36: 16,640,818 km (0.115 R)
• M37: 16,923,259 km (0.09 R)
• M38: 17,837,153 km (0.11 R)
• M39: 18,300,158 km (0.064 R)
• M40: 19,061,013 km (0.084 R)
• M41: 19,534,340 km (0.086 R)
• M42: 21,221,206 km (0.072 R)
• M43: 21,527,283 km (0.049 R)
• M44: 21,711,737 km (0.084 R)
• M45: 21,958,424 km (0.098 R)
• M46: 22,891,616 km (0.113 R)
• M47: 23,331,434 km (0.056 R)
• M48: 23,394,564 km (0.058 R)
• M49: 23,520,824 km (0.09 R)
• M50: 23,774,243 km (0.084 R)
• M51: 24,092,139 km (0.118 R)
• M52: 24,155,867 km (0.11 R)
• M53: 24,539,586 km (0.095 R)
• M54: 26,817,812 km (0.107 R)
• M55: 27,148,722 km (0.119 R)
• M56: 28,351,340 km (0.042 R)
• M57: 28,553,446 km (0.044 R)
• M58: 28,688,533 km (0.097 R)
• M59: 28,959,156 km (0.115 R)
• M60: 29,298,593 km (0.065 R)
• M61: 29,707,893 km (0.089 R)
• M62: 31,363,343 km (0.118 R)
• M63: 31,991,804 km (0.06 R)
• M64: 32,765,674 km (0.117 R)
• M65: 33,190,382 km (0.11 R)
• M66: 33,545,677 km (0.095 R)
• M67: 33,688,094 km (0.092 R)
• M68: 34,619,042 km (0.039 R)
• M69: 36,359,912 km (0.106 R)
• M70: 37,610,251 km (0.091 R)
• M71: 38,874,503 km (0.045 R)
• M72: 40,001,573 km (0.061 R)
• M73: 41,521,039 km (0.089 R)
• M74: 42,134,091 km (0.038 R)
• M75: 45,008,165 km (0.085 R)
• M76: 52,588,738 km (0.118 R)
• M77: 53,584,611 km (0.04 R)
• M78: 54,251,967 km (0.081 R)
• M79: 54,586,617 km (0.049 R)
• M80: 55,089,865 km (0.117 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: 509 - 15,444 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit