🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.55 AU - 0.57 AU

Year: 266 Days

Day: 21.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,637,227 km

• M1: 49,218 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.5

Radius: 13.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.6 AU - 0.8 AU

Year: 372 Days

Day: 14.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 72,637,227 km

• M1: 166,652 km (0.105 R)
• M2: 584,030 km (0.057 R)
• M3: 1,111,811 km (0.12 R)
• M4: 2,857,469 km (0.071 R)

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11

Radius: 8.4

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.03 AU - 1.67 AU

Year: 997 Days

Day: 9.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 72,637,227 km

• M1: 230,979 km (0.054 R)
• M2: 635,641 km (0.105 R)
• M3: 1,043,894 km (0.057 R)
• M4: 1,392,158 km (0.061 R)
• M5: 1,776,774 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.1

Radius: 10

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.9 AU - 2.46 AU

Year: 2047 Days

Day: 11.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,637,227 km

• M1: 124,465 km (0.099 R)
• M2: 537,954 km (0.065 R)
• M3: 860,188 km (0.11 R)
• M4: 1,190,949 km (0.11 R)
• M5: 1,589,477 km (0.108 R)
• M6: 2,169,169 km (0.034 R)
• M7: 2,489,458 km (0.071 R)
• M8: 3,211,717 km (0.082 R)
• M9: 3,530,959 km (0.064 R)
• M10: 4,327,866 km (0.067 R)
• M11: 5,261,806 km (0.091 R)
• M12: 5,684,719 km (0.109 R)
• M13: 6,448,566 km (0.101 R)
• M14: 7,333,437 km (0.091 R)
• M15: 8,964,503 km (0.074 R)
• M16: 9,375,299 km (0.114 R)
• M17: 10,474,993 km (0.115 R)
• M18: 11,473,708 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.7

Radius: 12.6

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.57 AU - 3.71 AU

Year: 4416 Days

Day: 9.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,637,227 km

• M1: 156,779 km (0.094 R)
• M2: 590,912 km (0.089 R)
• M3: 1,047,484 km (0.086 R)
• M4: 2,095,118 km (0.09 R)
• M5: 2,971,612 km (0.083 R)
• M6: 3,400,360 km (0.102 R)
• M7: 3,994,862 km (0.082 R)
• M8: 5,925,123 km (0.053 R)
• M9: 6,639,453 km (0.084 R)
• M10: 7,571,597 km (0.11 R)
• M11: 8,947,897 km (0.12 R)
• M12: 9,657,291 km (0.101 R)
• M13: 14,075,514 km (0.097 R)
• M14: 14,881,248 km (0.111 R)
• M15: 15,931,276 km (0.053 R)
• M16: 16,695,422 km (0.118 R)
• M17: 18,355,659 km (0.081 R)
• M18: 19,134,764 km (0.05 R)
• M19: 20,758,799 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.2

Radius: 11

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.11 AU - 6.59 AU

Year: 7868 Days

Day: 10.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,637,227 km

• M1: 141,071 km (0.052 R)
• M2: 591,809 km (0.08 R)
• M3: 1,383,182 km (0.051 R)
• M4: 2,079,859 km (0.074 R)
• M5: 2,580,264 km (0.049 R)
• M6: 3,525,573 km (0.104 R)
• M7: 4,090,604 km (0.081 R)
• M8: 4,580,088 km (0.106 R)
• M9: 5,707,757 km (0.063 R)
• M10: 6,353,721 km (0.099 R)
• M11: 7,563,070 km (0.04 R)
• M12: 11,349,242 km (0.113 R)
• M13: 12,214,068 km (0.109 R)
• M14: 15,012,595 km (0.118 R)
• M15: 17,209,290 km (0.11 R)
• M16: 17,739,914 km (0.101 R)
• M17: 19,326,848 km (0.111 R)
• M18: 26,101,836 km (0.082 R)
• M19: 26,538,513 km (0.112 R)
• M20: 26,891,264 km (0.108 R)
• M21: 28,242,283 km (0.055 R)
• M22: 29,261,493 km (0.032 R)
• M23: 31,866,740 km (0.066 R)
• M24: 32,466,029 km (0.058 R)
• M25: 32,971,072 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.2

Radius: 7.9

Gravity: 13.96 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.35 AU - 9.21 AU

Year: 16542 Days

Day: 18.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,637,227 km

• M1: 98,286 km (0.114 R)
• M2: 870,660 km (0.074 R)
• M3: 1,178,083 km (0.088 R)
• M4: 2,217,639 km (0.119 R)
• M5: 3,596,632 km (0.094 R)
• M6: 4,568,869 km (0.094 R)
• M7: 4,916,983 km (0.074 R)
• M8: 5,588,528 km (0.095 R)
• M9: 5,987,206 km (0.034 R)
• M10: 6,319,612 km (0.12 R)
• M11: 7,297,983 km (0.092 R)
• M12: 7,725,982 km (0.085 R)
• M13: 8,737,264 km (0.101 R)
• M14: 10,475,292 km (0.042 R)
• M15: 11,206,227 km (0.07 R)
• M16: 12,166,944 km (0.085 R)
• M17: 20,111,339 km (0.095 R)
• M18: 21,720,564 km (0.114 R)
• M19: 26,391,308 km (0.099 R)
• M20: 30,213,534 km (0.092 R)
• M21: 32,573,740 km (0.032 R)
• M22: 34,257,613 km (0.105 R)
• M23: 38,080,138 km (0.087 R)
• M24: 40,830,046 km (0.097 R)
• M25: 44,176,251 km (0.1 R)
• M26: 45,596,234 km (0.095 R)
• M27: 46,237,111 km (0.097 R)
• M28: 47,209,498 km (0.104 R)
• M29: 50,038,842 km (0.091 R)
• M30: 51,928,562 km (0.099 R)
• M31: 54,401,864 km (0.116 R)
• M32: 55,122,776 km (0.119 R)
• M33: 56,215,888 km (0.075 R)
• M34: 63,278,553 km (0.105 R)
• M35: 65,284,062 km (0.102 R)
• M36: 66,302,674 km (0.1 R)
• M37: 66,713,021 km (0.055 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: 473 - 16,752 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit