🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.54 AU - 0.8 AU

Year: 360 Days

Day: 16.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 174.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,836,063 km

• M1: 197,020 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370

Radius: 9

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1 AU - 1.18 AU

Year: 747 Days

Day: 10 Hours

Environment

Temp: -161 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,836,063 km

• M1: 112,198 km (0.105 R)
• M2: 437,574 km (0.049 R)
• M3: 749,037 km (0.076 R)
• M4: 1,058,405 km (0.093 R)
• M5: 1,372,860 km (0.12 R)
• M6: 1,750,445 km (0.041 R)
• M7: 2,281,368 km (0.104 R)
• M8: 3,220,543 km (0.035 R)
• M9: 4,005,333 km (0.109 R)
• M10: 4,799,698 km (0.114 R)
• M11: 5,209,297 km (0.107 R)
• M12: 5,518,516 km (0.111 R)
• M13: 5,968,357 km (0.115 R)
• M14: 6,249,900 km (0.099 R)
• M15: 6,599,360 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.2

Radius: 12.9

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.69 AU - 1.91 AU

Year: 1584 Days

Day: 6.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,836,063 km

• M1: 162,613 km (0.107 R)
• M2: 629,209 km (0.08 R)
• M3: 1,457,083 km (0.083 R)
• M4: 2,002,667 km (0.111 R)
• M5: 2,630,679 km (0.109 R)
• M6: 3,642,708 km (0.117 R)
• M7: 4,068,314 km (0.078 R)
• M8: 4,623,023 km (0.095 R)
• M9: 5,506,398 km (0.102 R)
• M10: 6,974,402 km (0.069 R)
• M11: 7,910,885 km (0.085 R)
• M12: 9,081,937 km (0.025 R)
• M13: 9,518,015 km (0.108 R)
• M14: 10,165,325 km (0.104 R)
• M15: 10,635,810 km (0.073 R)
• M16: 11,440,497 km (0.111 R)
• M17: 12,060,880 km (0.048 R)

Asteroid Belt

Center: 2.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.5

Radius: 13.8

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.03 AU - 3.17 AU

Year: 2750 Days

Day: 5.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,836,063 km

• M1: 171,738 km (0.063 R)
• M2: 704,905 km (0.028 R)
• M3: 1,176,737 km (0.06 R)
• M4: 1,793,529 km (0.119 R)
• M5: 2,396,408 km (0.058 R)
• M6: 3,101,912 km (0.069 R)
• M7: 4,034,655 km (0.099 R)
• M8: 4,951,989 km (0.113 R)
• M9: 5,552,624 km (0.041 R)
• M10: 7,117,567 km (0.067 R)
• M11: 8,674,433 km (0.088 R)
• M12: 9,284,642 km (0.117 R)
• M13: 9,820,651 km (0.044 R)
• M14: 10,483,819 km (0.075 R)
• M15: 10,954,603 km (0.074 R)
• M16: 12,213,769 km (0.095 R)
• M17: 12,776,257 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.4

Radius: 11

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.37 AU - 3.61 AU

Year: 3392 Days

Day: 12.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,836,063 km

• M1: 136,882 km (0.098 R)
• M2: 523,443 km (0.116 R)
• M3: 1,119,590 km (0.098 R)
• M4: 1,691,802 km (0.088 R)
• M5: 2,720,437 km (0.089 R)
• M6: 4,915,936 km (0.1 R)
• M7: 5,298,757 km (0.12 R)
• M8: 5,727,354 km (0.047 R)
• M9: 7,153,920 km (0.112 R)
• M10: 8,530,220 km (0.055 R)
• M11: 9,263,250 km (0.061 R)
• M12: 10,854,821 km (0.084 R)
• M13: 11,506,769 km (0.058 R)
• M14: 13,296,708 km (0.105 R)
• M15: 15,315,531 km (0.095 R)
• M16: 15,824,762 km (0.108 R)
• M17: 17,975,979 km (0.081 R)
• M18: 19,952,018 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.7

Radius: 13

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.95 AU - 3.63 AU

Year: 3915 Days

Day: 9.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,836,063 km

• M1: 161,715 km (0.086 R)
• M2: 586,872 km (0.083 R)
• M3: 1,110,764 km (0.1 R)
• M4: 1,543,252 km (0.069 R)
• M5: 2,831,140 km (0.118 R)
• M6: 3,801,132 km (0.042 R)
• M7: 4,624,669 km (0.101 R)
• M8: 6,567,795 km (0.088 R)
• M9: 7,429,030 km (0.108 R)
• M10: 8,225,938 km (0.115 R)
• M11: 8,716,769 km (0.092 R)
• M12: 9,338,946 km (0.048 R)
• M13: 9,873,310 km (0.084 R)
• M14: 11,087,745 km (0.091 R)
• M15: 13,045,682 km (0.078 R)
• M16: 13,617,445 km (0.096 R)
• M17: 14,506,506 km (0.116 R)
• M18: 15,328,995 km (0.117 R)
• M19: 18,692,553 km (0.098 R)
• M20: 19,666,585 km (0.082 R)
• M21: 23,135,909 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.3

Radius: 3.2

Gravity: 32.26 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.54 AU - 8.8 AU

Year: 12595 Days

Day: 23.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,836,063 km

• M1: 39,943 km (0.042 R)
• M2: 165,156 km (0.094 R)
• M3: 321,635 km (0.075 R)
• M4: 428,299 km (0.072 R)
• M5: 630,256 km (0.12 R)
• M6: 818,450 km (0.027 R)
• M7: 1,064,389 km (0.07 R)
• M8: 2,204,624 km (0.113 R)
• M9: 2,657,756 km (0.116 R)
• M10: 2,884,995 km (0.05 R)
• M11: 5,005,395 km (0.086 R)
• M12: 5,580,300 km (0.118 R)
• M13: 10,477,685 km (0.099 R)
• M14: 11,574,686 km (0.068 R)
• M15: 12,122,963 km (0.103 R)
• M16: 13,094,451 km (0.078 R)
• M17: 14,364,836 km (0.114 R)
• M18: 14,742,272 km (0.051 R)
• M19: 17,429,798 km (0.071 R)
• M20: 22,547,690 km (0.097 R)
• M21: 25,813,113 km (0.116 R)
• M22: 33,480,452 km (0.073 R)
• M23: 37,589,607 km (0.044 R)
• M24: 38,425,859 km (0.107 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 10,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit