🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.41 AU - 0.67 AU

Year: 256 Days

Day: 33.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,477,790 km

• M1: 43,084 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.62 AU - 0.72 AU

Year: 354 Days

Day: 15.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,477,790 km

• M1: 59,091 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.7

Radius: 10.3

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.66 AU - 0.72 AU

Year: 370 Days

Day: 6.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,477,790 km

• M1: 130,898 km (0.11 R)
• M2: 517,010 km (0.099 R)
• M3: 882,627 km (0.087 R)
• M4: 1,366,577 km (0.11 R)
• M5: 2,544,660 km (0.079 R)
• M6: 3,008,712 km (0.113 R)
• M7: 3,460,498 km (0.111 R)
• M8: 4,223,148 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.4

Radius: 10.8

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.87 AU - 0.97 AU

Year: 570 Days

Day: 10 Hours

Environment

Temp: -154 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,477,790 km

• M1: 134,339 km (0.109 R)
• M2: 490,681 km (0.111 R)
• M3: 845,078 km (0.087 R)
• M4: 1,252,284 km (0.032 R)
• M5: 1,948,662 km (0.078 R)
• M6: 2,419,446 km (0.047 R)
• M7: 2,916,111 km (0.111 R)
• M8: 3,263,029 km (0.088 R)
• M9: 3,800,235 km (0.034 R)
• M10: 4,356,589 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.7

Radius: 12.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.61 AU - 2.47 AU

Year: 1881 Days

Day: 11.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,477,790 km

• M1: 154,385 km (0.034 R)
• M2: 623,524 km (0.094 R)
• M3: 1,022,950 km (0.059 R)
• M4: 1,470,248 km (0.106 R)
• M5: 1,900,342 km (0.106 R)
• M6: 2,330,286 km (0.08 R)
• M7: 3,086,204 km (0.057 R)
• M8: 3,803,675 km (0.075 R)
• M9: 4,363,321 km (0.118 R)
• M10: 4,924,313 km (0.074 R)
• M11: 5,629,368 km (0.112 R)
• M12: 7,569,353 km (0.115 R)
• M13: 9,061,741 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.6

Radius: 9.6

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.96 AU - 2.74 AU

Year: 2326 Days

Day: 11.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,477,790 km

• M1: 119,379 km (0.114 R)
• M2: 679,474 km (0.118 R)
• M3: 1,002,007 km (0.117 R)
• M4: 1,638,845 km (0.07 R)
• M5: 2,110,676 km (0.12 R)
• M6: 2,435,902 km (0.101 R)
• M7: 2,865,098 km (0.093 R)
• M8: 3,281,579 km (0.049 R)
• M9: 4,273,712 km (0.03 R)
• M10: 4,738,513 km (0.075 R)
• M11: 5,258,216 km (0.12 R)
• M12: 6,049,289 km (0.086 R)
• M13: 6,865,944 km (0.079 R)
• M14: 7,449,974 km (0.096 R)
• M15: 8,037,894 km (0.07 R)
• M16: 8,596,342 km (0.039 R)
• M17: 10,530,942 km (0.11 R)
• M18: 12,817,994 km (0.063 R)
• M19: 13,336,501 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.7

Radius: 9.5

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.71 AU - 4.93 AU

Year: 6833 Days

Day: 8.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,477,790 km

• M1: 118,182 km (0.113 R)
• M2: 429,346 km (0.097 R)
• M3: 735,124 km (0.1 R)
• M4: 1,387,969 km (0.066 R)
• M5: 2,319,216 km (0.049 R)
• M6: 3,085,606 km (0.061 R)
• M7: 3,436,113 km (0.093 R)
• M8: 3,862,318 km (0.091 R)
• M9: 7,015,542 km (0.077 R)
• M10: 9,851,319 km (0.076 R)
• M11: 10,372,668 km (0.098 R)
• M12: 11,367,643 km (0.037 R)
• M13: 17,727,048 km (0.118 R)
• M14: 19,365,744 km (0.118 R)
• M15: 27,211,254 km (0.053 R)
• M16: 29,483,796 km (0.049 R)
• M17: 35,272,485 km (0.04 R)
• M18: 36,268,358 km (0.102 R)

Asteroid Belt

Center: 5.12 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.1

Radius: 12.1

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.04 AU - 5.78 AU

Year: 8125 Days

Day: 5.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,477,790 km

• M1: 150,495 km (0.113 R)
• M2: 551,567 km (0.039 R)
• M3: 1,082,191 km (0.073 R)
• M4: 1,642,884 km (0.11 R)
• M5: 2,461,932 km (0.045 R)
• M6: 2,905,789 km (0.05 R)
• M7: 4,055,000 km (0.098 R)
• M8: 4,570,365 km (0.072 R)
• M9: 4,956,925 km (0.118 R)
• M10: 6,486,115 km (0.104 R)
• M11: 7,680,355 km (0.057 R)
• M12: 8,149,194 km (0.054 R)
• M13: 8,803,984 km (0.08 R)
• M14: 9,493,630 km (0.115 R)
• M15: 12,142,261 km (0.078 R)
• M16: 14,767,554 km (0.111 R)
• M17: 17,683,216 km (0.056 R)
• M18: 20,439,407 km (0.055 R)
• M19: 23,879,411 km (0.073 R)
• M20: 24,880,669 km (0.078 R)
• M21: 26,084,034 km (0.089 R)
• M22: 28,699,604 km (0.117 R)
• M23: 31,584,449 km (0.117 R)
• M24: 36,266,264 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 249.2

Radius: 6.2

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.98 AU - 8.72 AU

Year: 12866 Days

Day: 21.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 40,477,790 km

• M1: 78,688 km (0.076 R)
• M2: 381,325 km (0.06 R)
• M3: 635,641 km (0.103 R)
• M4: 890,107 km (0.103 R)
• M5: 1,476,830 km (0.087 R)
• M6: 1,824,196 km (0.091 R)
• M7: 2,123,542 km (0.039 R)
• M8: 3,311,648 km (0.062 R)
• M9: 3,832,697 km (0.11 R)
• M10: 4,461,906 km (0.09 R)
• M11: 4,918,030 km (0.102 R)
• M12: 8,123,912 km (0.04 R)
• M13: 9,428,855 km (0.114 R)
• M14: 12,337,336 km (0.036 R)
• M15: 12,724,346 km (0.055 R)
• M16: 13,875,203 km (0.073 R)
• M17: 14,113,512 km (0.115 R)
• M18: 15,923,197 km (0.03 R)
• M19: 17,395,240 km (0.077 R)
• M20: 20,223,987 km (0.105 R)
• M21: 20,839,881 km (0.094 R)
• M22: 22,190,151 km (0.098 R)
• M23: 24,280,183 km (0.109 R)
• M24: 24,975,813 km (0.096 R)
• M25: 25,953,884 km (0.058 R)
• M26: 28,366,748 km (0.088 R)
• M27: 30,723,064 km (0.113 R)
• M28: 35,487,008 km (0.083 R)
• M29: 36,157,207 km (0.092 R)
• M30: 36,382,501 km (0.097 R)
• M31: 38,335,202 km (0.105 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 10,699 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit