🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.9

Radius: 10.4

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.5 AU - 0.8 AU

Year: 362 Days

Day: 12.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 137.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,416,226 km

• M1: 129,402 km (0.111 R)
• M2: 562,338 km (0.109 R)
• M3: 1,092,513 km (0.116 R)
• M4: 1,430,305 km (0.073 R)
• M5: 1,777,223 km (0.026 R)
• M6: 2,118,455 km (0.067 R)
• M7: 2,681,841 km (0.11 R)
• M8: 3,227,125 km (0.039 R)
• M9: 3,891,938 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.3

Radius: 10.2

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.64 AU - 0.68 AU

Year: 370 Days

Day: 9 Hours

Environment

Temp: -151 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,416,226 km

• M1: 126,859 km (0.051 R)
• M2: 465,249 km (0.114 R)
• M3: 961,765 km (0.036 R)
• M4: 1,449,454 km (0.092 R)
• M5: 1,834,219 km (0.097 R)
• M6: 2,182,334 km (0.114 R)
• M7: 2,672,566 km (0.104 R)
• M8: 3,563,421 km (0.065 R)
• M9: 4,084,471 km (0.088 R)
• M10: 4,773,219 km (0.114 R)
• M11: 5,184,763 km (0.066 R)
• M12: 5,553,821 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.2

Radius: 14.4

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.36 AU - 2.76 AU

Year: 2827 Days

Day: 7.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,416,226 km

• M1: 179,069 km (0.1 R)
• M2: 637,586 km (0.088 R)
• M3: 1,100,741 km (0.084 R)
• M4: 2,088,835 km (0.105 R)
• M5: 2,617,364 km (0.1 R)
• M6: 3,199,749 km (0.035 R)
• M7: 3,847,657 km (0.086 R)
• M8: 4,312,757 km (0.102 R)
• M9: 5,156,040 km (0.102 R)
• M10: 5,617,400 km (0.059 R)
• M11: 7,140,157 km (0.095 R)
• M12: 9,069,072 km (0.077 R)
• M13: 13,933,396 km (0.107 R)
• M14: 15,195,404 km (0.105 R)
• M15: 17,657,037 km (0.028 R)
• M16: 18,533,680 km (0.086 R)
• M17: 19,012,992 km (0.116 R)
• M18: 21,403,865 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.5

Radius: 8.2

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.45 AU - 3.37 AU

Year: 3426 Days

Day: 7.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,416,226 km

• M1: 102,026 km (0.11 R)
• M2: 436,377 km (0.102 R)
• M3: 842,984 km (0.113 R)
• M4: 1,117,496 km (0.037 R)
• M5: 1,415,345 km (0.082 R)
• M6: 1,681,330 km (0.061 R)
• M7: 2,004,462 km (0.1 R)
• M8: 2,264,164 km (0.089 R)
• M9: 2,617,065 km (0.084 R)
• M10: 3,939,361 km (0.04 R)
• M11: 4,920,124 km (0.108 R)
• M12: 5,373,556 km (0.083 R)
• M13: 7,298,132 km (0.097 R)
• M14: 8,574,202 km (0.054 R)
• M15: 10,064,197 km (0.109 R)
• M16: 11,878,370 km (0.04 R)
• M17: 15,897,317 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.7

Radius: 8.7

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.98 AU - 4.28 AU

Year: 4774 Days

Day: 11.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,416,226 km

• M1: 270,623 km (0.091 R)
• M2: 665,112 km (0.088 R)
• M3: 980,913 km (0.08 R)
• M4: 2,007,454 km (0.057 R)
• M5: 2,639,206 km (0.089 R)
• M6: 3,473,214 km (0.119 R)
• M7: 4,120,225 km (0.057 R)
• M8: 6,401,742 km (0.104 R)
• M9: 6,845,449 km (0.103 R)
• M10: 7,215,105 km (0.09 R)
• M11: 9,156,287 km (0.106 R)
• M12: 11,855,182 km (0.106 R)
• M13: 12,389,097 km (0.12 R)
• M14: 12,753,817 km (0.082 R)
• M15: 14,992,100 km (0.107 R)
• M16: 15,458,696 km (0.06 R)
• M17: 22,642,984 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.2

Radius: 14.8

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.4 AU - 4.76 AU

Year: 5689 Days

Day: 11.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,416,226 km

• M1: 184,155 km (0.118 R)
• M2: 661,372 km (0.099 R)
• M3: 1,142,629 km (0.116 R)
• M4: 1,913,656 km (0.09 R)
• M5: 2,394,164 km (0.072 R)
• M6: 3,697,461 km (0.057 R)
• M7: 4,174,828 km (0.088 R)
• M8: 4,639,928 km (0.117 R)
• M9: 5,925,572 km (0.042 R)
• M10: 6,966,174 km (0.09 R)
• M11: 9,236,771 km (0.094 R)
• M12: 9,807,038 km (0.105 R)
• M13: 10,873,521 km (0.117 R)
• M14: 11,559,876 km (0.118 R)
• M15: 14,249,796 km (0.082 R)
• M16: 15,740,688 km (0.03 R)
• M17: 18,891,518 km (0.087 R)
• M18: 19,812,592 km (0.119 R)
• M19: 20,837,787 km (0.104 R)
• M20: 22,677,092 km (0.116 R)
• M21: 23,474,599 km (0.112 R)
• M22: 27,297,423 km (0.045 R)
• M23: 28,382,905 km (0.105 R)
• M24: 33,936,576 km (0.093 R)
• M25: 35,403,832 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.9

Radius: 8.3

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.75 AU - 6.19 AU

Year: 7648 Days

Day: 12.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,416,226 km

• M1: 103,372 km (0.084 R)
• M2: 640,428 km (0.088 R)
• M3: 905,067 km (0.113 R)
• M4: 2,238,134 km (0.079 R)
• M5: 3,405,596 km (0.048 R)
• M6: 5,173,992 km (0.076 R)
• M7: 5,513,878 km (0.084 R)
• M8: 6,001,567 km (0.077 R)
• M9: 6,588,739 km (0.119 R)
• M10: 7,443,392 km (0.069 R)
• M11: 7,837,133 km (0.098 R)
• M12: 8,970,337 km (0.12 R)
• M13: 9,281,201 km (0.117 R)
• M14: 10,161,286 km (0.117 R)
• M15: 11,351,187 km (0.115 R)
• M16: 12,411,687 km (0.077 R)
• M17: 13,363,877 km (0.104 R)
• M18: 18,578,410 km (0.096 R)
• M19: 19,377,263 km (0.098 R)
• M20: 20,965,992 km (0.063 R)
• M21: 24,058,030 km (0.108 R)
• M22: 25,712,583 km (0.096 R)
• M23: 26,613,162 km (0.075 R)
• M24: 29,052,954 km (0.115 R)
• M25: 30,826,885 km (0.12 R)
• M26: 33,408,944 km (0.09 R)
• M27: 39,471,249 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.7

Radius: 3

Gravity: 64.63 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.12 AU - 9.7 AU

Year: 15356 Days

Day: 22.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 60,416,226 km

• M1: 37,848 km (0.102 R)
• M2: 131,497 km (0.119 R)
• M3: 401,371 km (0.1 R)
• M4: 801,097 km (0.089 R)
• M5: 1,003,503 km (0.093 R)
• M6: 1,540,559 km (0.112 R)
• M7: 1,683,874 km (0.09 R)
• M8: 2,071,931 km (0.073 R)
• M9: 3,145,594 km (0.08 R)
• M10: 3,482,938 km (0.101 R)
• M11: 3,786,771 km (0.036 R)
• M12: 4,837,846 km (0.031 R)
• M13: 5,576,111 km (0.099 R)
• M14: 7,316,233 km (0.107 R)
• M15: 9,597,751 km (0.109 R)
• M16: 10,192,851 km (0.117 R)
• M17: 14,081,947 km (0.109 R)
• M18: 14,778,325 km (0.084 R)
• M19: 15,865,303 km (0.1 R)
• M20: 16,314,695 km (0.072 R)
• M21: 17,004,491 km (0.09 R)
• M22: 19,786,263 km (0.102 R)
• M23: 20,306,714 km (0.1 R)
• M24: 21,374,843 km (0.084 R)
• M25: 22,107,424 km (0.075 R)
• M26: 26,751,989 km (0.059 R)
• M27: 27,925,734 km (0.115 R)
• M28: 30,604,882 km (0.101 R)
• M29: 32,482,934 km (0.119 R)
• M30: 33,572,455 km (0.106 R)
• M31: 34,936,937 km (0.097 R)
• M32: 36,596,426 km (0.071 R)
• M33: 36,726,277 km (0.087 R)
• M34: 39,251,041 km (0.075 R)
• M35: 39,387,175 km (0.083 R)
• M36: 41,465,089 km (0.063 R)
• M37: 43,034,520 km (0.065 R)
• M38: 50,991,631 km (0.034 R)
• M39: 52,626,437 km (0.062 R)
• M40: 56,345,140 km (0.096 R)
• M41: 59,157,132 km (0.039 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: 295 - 12,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit