🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.9

Radius: 14

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.9 AU - 1.04 AU

Year: 659 Days

Day: 11.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 63,250,320 km

• M1: 174,132 km (0.119 R)
• M2: 698,921 km (0.076 R)
• M3: 1,316,312 km (0.062 R)
• M4: 2,231,551 km (0.055 R)
• M5: 2,823,211 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.7

Radius: 14.8

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.98 AU - 1.52 AU

Year: 965 Days

Day: 10.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,250,320 km

• M1: 185,053 km (0.068 R)
• M2: 647,908 km (0.1 R)
• M3: 1,496,128 km (0.065 R)
• M4: 2,005,808 km (0.085 R)
• M5: 2,564,556 km (0.107 R)
• M6: 3,820,131 km (0.07 R)
• M7: 4,418,822 km (0.108 R)
• M8: 4,881,977 km (0.109 R)
• M9: 5,886,975 km (0.086 R)
• M10: 6,689,418 km (0.114 R)
• M11: 7,855,534 km (0.05 R)
• M12: 9,180,522 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.2

Radius: 8

Gravity: 11.14 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.65 AU - 3.73 AU

Year: 3933 Days

Day: 8 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,250,320 km

• M1: 99,931 km (0.091 R)
• M2: 415,583 km (0.064 R)
• M3: 919,279 km (0.116 R)
• M4: 1,383,631 km (0.118 R)
• M5: 1,676,394 km (0.086 R)
• M6: 2,051,735 km (0.104 R)
• M7: 2,373,370 km (0.12 R)
• M8: 2,936,756 km (0.103 R)
• M9: 3,465,135 km (0.083 R)
• M10: 4,935,832 km (0.113 R)
• M11: 6,595,321 km (0.047 R)
• M12: 7,037,981 km (0.058 R)
• M13: 7,399,709 km (0.039 R)
• M14: 8,160,265 km (0.115 R)
• M15: 8,596,492 km (0.032 R)
• M16: 8,895,987 km (0.11 R)
• M17: 10,163,979 km (0.119 R)
• M18: 12,332,998 km (0.101 R)
• M19: 13,054,359 km (0.09 R)
• M20: 14,318,611 km (0.062 R)
• M21: 18,228,800 km (0.047 R)
• M22: 19,037,675 km (0.095 R)
• M23: 19,676,010 km (0.12 R)
• M24: 20,328,555 km (0.111 R)
• M25: 23,371,975 km (0.112 R)
• M26: 24,475,408 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.7

Radius: 9.8

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.36 AU - 5.54 AU

Year: 6480 Days

Day: 5.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,250,320 km

• M1: 122,521 km (0.074 R)
• M2: 433,235 km (0.112 R)
• M3: 954,434 km (0.071 R)
• M4: 1,389,914 km (0.116 R)
• M5: 2,143,588 km (0.075 R)
• M6: 2,520,575 km (0.103 R)
• M7: 2,941,992 km (0.046 R)
• M8: 3,432,224 km (0.102 R)
• M9: 3,853,492 km (0.099 R)
• M10: 4,308,867 km (0.093 R)
• M11: 4,885,268 km (0.097 R)
• M12: 5,267,341 km (0.043 R)
• M13: 6,058,564 km (0.044 R)
• M14: 7,259,087 km (0.089 R)
• M15: 10,077,661 km (0.116 R)
• M16: 12,070,155 km (0.082 R)
• M17: 14,017,769 km (0.117 R)
• M18: 14,791,789 km (0.038 R)
• M19: 21,963,211 km (0.092 R)
• M20: 22,925,574 km (0.089 R)
• M21: 24,848,057 km (0.055 R)
• M22: 29,490,228 km (0.101 R)
• M23: 30,958,382 km (0.105 R)
• M24: 31,559,167 km (0.075 R)
• M25: 32,474,706 km (0.112 R)
• M26: 37,546,074 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.3

Radius: 13.2

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.85 AU - 6.39 AU

Year: 7997 Days

Day: 11 Hours

Environment

Temp: -230 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,250,320 km

• M1: 166,502 km (0.052 R)
• M2: 660,175 km (0.118 R)
• M3: 1,164,919 km (0.115 R)
• M4: 1,792,781 km (0.097 R)
• M5: 3,304,467 km (0.076 R)
• M6: 5,477,975 km (0.111 R)
• M7: 7,580,274 km (0.034 R)
• M8: 9,876,900 km (0.087 R)
• M9: 11,866,402 km (0.056 R)
• M10: 13,133,496 km (0.118 R)
• M11: 15,465,428 km (0.105 R)
• M12: 18,358,351 km (0.116 R)
• M13: 20,050,902 km (0.075 R)
• M14: 21,428,549 km (0.116 R)
• M15: 22,013,775 km (0.089 R)
• M16: 22,781,811 km (0.101 R)
• M17: 25,193,628 km (0.097 R)
• M18: 30,205,605 km (0.059 R)
• M19: 33,333,248 km (0.069 R)
• M20: 34,917,938 km (0.113 R)
• M21: 37,993,072 km (0.088 R)
• M22: 40,988,171 km (0.042 R)
• M23: 43,735,087 km (0.04 R)
• M24: 44,406,782 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427

Radius: 7.8

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 7.64 AU - 10.72 AU

Year: 19199 Days

Day: 16.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,250,320 km

• M1: 97,388 km (0.103 R)
• M2: 916,586 km (0.1 R)
• M3: 1,353,861 km (0.092 R)
• M4: 2,089,733 km (0.112 R)
• M5: 3,901,064 km (0.048 R)
• M6: 5,775,525 km (0.116 R)
• M7: 6,284,307 km (0.09 R)
• M8: 7,756,650 km (0.066 R)
• M9: 8,925,757 km (0.039 R)
• M10: 9,445,909 km (0.08 R)
• M11: 13,943,718 km (0.106 R)
• M12: 18,921,587 km (0.057 R)
• M13: 23,668,926 km (0.038 R)
• M14: 27,601,555 km (0.104 R)
• M15: 29,493,819 km (0.078 R)
• M16: 30,529,933 km (0.097 R)
• M17: 31,709,363 km (0.109 R)
• M18: 36,996,002 km (0.086 R)
• M19: 42,115,391 km (0.047 R)
• M20: 42,987,696 km (0.079 R)
• M21: 52,383,938 km (0.076 R)
• M22: 59,173,288 km (0.117 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 18,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit